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Finding the Fourth Proportional to 426,654.01, 588,771.28 and 235,663.30

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Solution

The fourth proportional to 426,654.01, 588,771.28 and 235,663.30 is: 325,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,654.01 : 588,771.28 = 235,663.30 : x
  2. Step 2: Convert to fraction form
    426,654.01/588,771.28 = 235,663.30/x
  3. Step 3: Cross multiply
    426,654.01x = 588,771.28 × 235,663.30
  4. Step 4: Simplify right side
    426,654.01x = 138,751,782,790.02
  5. Step 5: Solve for x
    x = 138,751,782,790.02/426,654.01
  6. Step 6: Final answer
    x = 325,209.14

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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.