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Finding the Fourth Proportional to 602,027.28, 902,967.12 and 349,445.16

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Solution

The fourth proportional to 602,027.28, 902,967.12 and 349,445.16 is: 524,124.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,027.28 : 902,967.12 = 349,445.16 : x
  2. Step 2: Convert to fraction form
    602,027.28/902,967.12 = 349,445.16/x
  3. Step 3: Cross multiply
    602,027.28x = 902,967.12 × 349,445.16
  4. Step 4: Simplify right side
    602,027.28x = 315,537,489,723.14
  5. Step 5: Solve for x
    x = 315,537,489,723.14/602,027.28
  6. Step 6: Final answer
    x = 524,124.90

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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.