Home / 704,832.38-972,669.11-382,542.48

Finding the Fourth Proportional to 704,832.38, 972,669.11 and 382,542.48

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Solution

The fourth proportional to 704,832.38, 972,669.11 and 382,542.48 is: 527,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,832.38 : 972,669.11 = 382,542.48 : x
  2. Step 2: Convert to fraction form
    704,832.38/972,669.11 = 382,542.48/x
  3. Step 3: Cross multiply
    704,832.38x = 972,669.11 × 382,542.48
  4. Step 4: Simplify right side
    704,832.38x = 372,087,251,646.08
  5. Step 5: Solve for x
    x = 372,087,251,646.08/704,832.38
  6. Step 6: Final answer
    x = 527,908.85

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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.