Home / 757,468.59-1,045,328.55-417,958.71

Finding the Fourth Proportional to 757,468.59, 1,045,328.55 and 417,958.71

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Solution

The fourth proportional to 757,468.59, 1,045,328.55 and 417,958.71 is: 576,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,468.59 : 1,045,328.55 = 417,958.71 : x
  2. Step 2: Convert to fraction form
    757,468.59/1,045,328.55 = 417,958.71/x
  3. Step 3: Cross multiply
    757,468.59x = 1,045,328.55 × 417,958.71
  4. Step 4: Simplify right side
    757,468.59x = 436,904,172,284.17
  5. Step 5: Solve for x
    x = 436,904,172,284.17/757,468.59
  6. Step 6: Final answer
    x = 576,795.10

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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.