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Finding the Fourth Proportional to 424,042.52, 585,171.88 and 233,051.81

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Solution

The fourth proportional to 424,042.52, 585,171.88 and 233,051.81 is: 321,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,042.52 : 585,171.88 = 233,051.81 : x
  2. Step 2: Convert to fraction form
    424,042.52/585,171.88 = 233,051.81/x
  3. Step 3: Cross multiply
    424,042.52x = 585,171.88 × 233,051.81
  4. Step 4: Simplify right side
    424,042.52x = 136,375,361,703.98
  5. Step 5: Solve for x
    x = 136,375,361,703.98/424,042.52
  6. Step 6: Final answer
    x = 321,607.76

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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.