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Finding the Fourth Proportional to 424,513.04, 585,347.92 and 327,497.72

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Solution

The fourth proportional to 424,513.04, 585,347.92 and 327,497.72 is: 451,576.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,513.04 : 585,347.92 = 327,497.72 : x
  2. Step 2: Convert to fraction form
    424,513.04/585,347.92 = 327,497.72/x
  3. Step 3: Cross multiply
    424,513.04x = 585,347.92 × 327,497.72
  4. Step 4: Simplify right side
    424,513.04x = 191,700,105,461.26
  5. Step 5: Solve for x
    x = 191,700,105,461.26/424,513.04
  6. Step 6: Final answer
    x = 451,576.49

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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.