Home / 1,009,550.21-1,393,183.62-550,674.63

Finding the Fourth Proportional to 1,009,550.21, 1,393,183.62 and 550,674.63

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Solution

The fourth proportional to 1,009,550.21, 1,393,183.62 and 550,674.63 is: 759,933.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,550.21 : 1,393,183.62 = 550,674.63 : x
  2. Step 2: Convert to fraction form
    1,009,550.21/1,393,183.62 = 550,674.63/x
  3. Step 3: Cross multiply
    1,009,550.21x = 1,393,183.62 × 550,674.63
  4. Step 4: Simplify right side
    1,009,550.21x = 767,190,874,465.56
  5. Step 5: Solve for x
    x = 767,190,874,465.56/1,009,550.21
  6. Step 6: Final answer
    x = 759,933.36

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Half scale
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Double scale
Find fourth proportional to 1,009,551.21, 1,393,185 and 550,675.63
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.