Home / 731,322.77-1,008,819.24-425,364.71

Finding the Fourth Proportional to 731,322.77, 1,008,819.24 and 425,364.71

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Solution

The fourth proportional to 731,322.77, 1,008,819.24 and 425,364.71 is: 586,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,322.77 : 1,008,819.24 = 425,364.71 : x
  2. Step 2: Convert to fraction form
    731,322.77/1,008,819.24 = 425,364.71/x
  3. Step 3: Cross multiply
    731,322.77x = 1,008,819.24 × 425,364.71
  4. Step 4: Simplify right side
    731,322.77x = 429,116,103,465.02
  5. Step 5: Solve for x
    x = 429,116,103,465.02/731,322.77
  6. Step 6: Final answer
    x = 586,767.05

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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.