Home / 739,544.64-1,020,550.82-417,284.72

Finding the Fourth Proportional to 739,544.64, 1,020,550.82 and 417,284.72

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Solution

The fourth proportional to 739,544.64, 1,020,550.82 and 417,284.72 is: 575,841.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,544.64 : 1,020,550.82 = 417,284.72 : x
  2. Step 2: Convert to fraction form
    739,544.64/1,020,550.82 = 417,284.72/x
  3. Step 3: Cross multiply
    739,544.64x = 1,020,550.82 × 417,284.72
  4. Step 4: Simplify right side
    739,544.64x = 425,860,263,169.47
  5. Step 5: Solve for x
    x = 425,860,263,169.47/739,544.64
  6. Step 6: Final answer
    x = 575,841.19

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Double scale
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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.