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Finding the Fourth Proportional to 431,743.62, 595,808.80 and 240,769.10

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Solution

The fourth proportional to 431,743.62, 595,808.80 and 240,769.10 is: 332,262.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,743.62 : 595,808.80 = 240,769.10 : x
  2. Step 2: Convert to fraction form
    431,743.62/595,808.80 = 240,769.10/x
  3. Step 3: Cross multiply
    431,743.62x = 595,808.80 × 240,769.10
  4. Step 4: Simplify right side
    431,743.62x = 143,452,348,548.08
  5. Step 5: Solve for x
    x = 143,452,348,548.08/431,743.62
  6. Step 6: Final answer
    x = 332,262.81

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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.