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Finding the Fourth Proportional to 431,817.48, 595,909.17 and 240,843.24

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Solution

The fourth proportional to 431,817.48, 595,909.17 and 240,843.24 is: 332,364.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,817.48 : 595,909.17 = 240,843.24 : x
  2. Step 2: Convert to fraction form
    431,817.48/595,909.17 = 240,843.24/x
  3. Step 3: Cross multiply
    431,817.48x = 595,909.17 × 240,843.24
  4. Step 4: Simplify right side
    431,817.48x = 143,520,695,248.51
  5. Step 5: Solve for x
    x = 143,520,695,248.51/431,817.48
  6. Step 6: Final answer
    x = 332,364.26

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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.