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Finding the Fourth Proportional to 442,301.34, 662,326.38 and 292,316.88

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Solution

The fourth proportional to 442,301.34, 662,326.38 and 292,316.88 is: 437,731.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,301.34 : 662,326.38 = 292,316.88 : x
  2. Step 2: Convert to fraction form
    442,301.34/662,326.38 = 292,316.88/x
  3. Step 3: Cross multiply
    442,301.34x = 662,326.38 × 292,316.88
  4. Step 4: Simplify right side
    442,301.34x = 193,609,180,943.29
  5. Step 5: Solve for x
    x = 193,609,180,943.29/442,301.34
  6. Step 6: Final answer
    x = 437,731.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.