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Finding the Fourth Proportional to 432,697.04, 597,120.42 and 239,099.36

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Solution

The fourth proportional to 432,697.04, 597,120.42 and 239,099.36 is: 329,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,697.04 : 597,120.42 = 239,099.36 : x
  2. Step 2: Convert to fraction form
    432,697.04/597,120.42 = 239,099.36/x
  3. Step 3: Cross multiply
    432,697.04x = 597,120.42 × 239,099.36
  4. Step 4: Simplify right side
    432,697.04x = 142,771,107,279.33
  5. Step 5: Solve for x
    x = 142,771,107,279.33/432,697.04
  6. Step 6: Final answer
    x = 329,956.29

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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.