Home / 925,887.60-1,387,854.42-499,307.32

Finding the Fourth Proportional to 925,887.60, 1,387,854.42 and 499,307.32

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Solution

The fourth proportional to 925,887.60, 1,387,854.42 and 499,307.32 is: 748,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,887.60 : 1,387,854.42 = 499,307.32 : x
  2. Step 2: Convert to fraction form
    925,887.60/1,387,854.42 = 499,307.32/x
  3. Step 3: Cross multiply
    925,887.60x = 1,387,854.42 × 499,307.32
  4. Step 4: Simplify right side
    925,887.60x = 692,965,870,862.77
  5. Step 5: Solve for x
    x = 692,965,870,862.77/925,887.60
  6. Step 6: Final answer
    x = 748,434.12

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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.