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Finding the Fourth Proportional to 594,586.47, 820,531.55 and 322,654.42

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Solution

The fourth proportional to 594,586.47, 820,531.55 and 322,654.42 is: 445,264.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,586.47 : 820,531.55 = 322,654.42 : x
  2. Step 2: Convert to fraction form
    594,586.47/820,531.55 = 322,654.42/x
  3. Step 3: Cross multiply
    594,586.47x = 820,531.55 × 322,654.42
  4. Step 4: Simplify right side
    594,586.47x = 264,748,129,691.57
  5. Step 5: Solve for x
    x = 264,748,129,691.57/594,586.47
  6. Step 6: Final answer
    x = 445,264.31

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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.