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Finding the Fourth Proportional to 424,726.86, 586,092.87 and 252,635.34

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Solution

The fourth proportional to 424,726.86, 586,092.87 and 252,635.34 is: 348,618.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,726.86 : 586,092.87 = 252,635.34 : x
  2. Step 2: Convert to fraction form
    424,726.86/586,092.87 = 252,635.34/x
  3. Step 3: Cross multiply
    424,726.86x = 586,092.87 × 252,635.34
  4. Step 4: Simplify right side
    424,726.86x = 148,067,771,484.03
  5. Step 5: Solve for x
    x = 148,067,771,484.03/424,726.86
  6. Step 6: Final answer
    x = 348,618.81

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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.