Home / 725,330.30-1,000,538.92-452,925.32

Finding the Fourth Proportional to 725,330.30, 1,000,538.92 and 452,925.32

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Solution

The fourth proportional to 725,330.30, 1,000,538.92 and 452,925.32 is: 624,776.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,330.30 : 1,000,538.92 = 452,925.32 : x
  2. Step 2: Convert to fraction form
    725,330.30/1,000,538.92 = 452,925.32/x
  3. Step 3: Cross multiply
    725,330.30x = 1,000,538.92 × 452,925.32
  4. Step 4: Simplify right side
    725,330.30x = 453,169,403,246.13
  5. Step 5: Solve for x
    x = 453,169,403,246.13/725,330.30
  6. Step 6: Final answer
    x = 624,776.61

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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.