Home / 907,635.92-1,252,567.41-499,767.71

Finding the Fourth Proportional to 907,635.92, 1,252,567.41 and 499,767.71

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Solution

The fourth proportional to 907,635.92, 1,252,567.41 and 499,767.71 is: 689,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,635.92 : 1,252,567.41 = 499,767.71 : x
  2. Step 2: Convert to fraction form
    907,635.92/1,252,567.41 = 499,767.71/x
  3. Step 3: Cross multiply
    907,635.92x = 1,252,567.41 × 499,767.71
  4. Step 4: Simplify right side
    907,635.92x = 625,992,746,116.33
  5. Step 5: Solve for x
    x = 625,992,746,116.33/907,635.92
  6. Step 6: Final answer
    x = 689,695.87

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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.