Home / 765,581.27-1,148,629.50-339,057.95

Finding the Fourth Proportional to 765,581.27, 1,148,629.50 and 339,057.95

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Solution

The fourth proportional to 765,581.27, 1,148,629.50 and 339,057.95 is: 508,701.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,581.27 : 1,148,629.50 = 339,057.95 : x
  2. Step 2: Convert to fraction form
    765,581.27/1,148,629.50 = 339,057.95/x
  3. Step 3: Cross multiply
    765,581.27x = 1,148,629.50 × 339,057.95
  4. Step 4: Simplify right side
    765,581.27x = 389,451,957,836.38
  5. Step 5: Solve for x
    x = 389,451,957,836.38/765,581.27
  6. Step 6: Final answer
    x = 508,701.00

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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.