Home / 1,009,562.87-1,515,341.93-441,336.20

Finding the Fourth Proportional to 1,009,562.87, 1,515,341.93 and 441,336.20

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Solution

The fourth proportional to 1,009,562.87, 1,515,341.93 and 441,336.20 is: 662,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,562.87 : 1,515,341.93 = 441,336.20 : x
  2. Step 2: Convert to fraction form
    1,009,562.87/1,515,341.93 = 441,336.20/x
  3. Step 3: Cross multiply
    1,009,562.87x = 1,515,341.93 × 441,336.20
  4. Step 4: Simplify right side
    1,009,562.87x = 668,775,239,303.48
  5. Step 5: Solve for x
    x = 668,775,239,303.48/1,009,562.87
  6. Step 6: Final answer
    x = 662,440.41

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.