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Finding the Fourth Proportional to 433,000.89, 597,517.00 and 239,397.32

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Solution

The fourth proportional to 433,000.89, 597,517.00 and 239,397.32 is: 330,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,000.89 : 597,517.00 = 239,397.32 : x
  2. Step 2: Convert to fraction form
    433,000.89/597,517.00 = 239,397.32/x
  3. Step 3: Cross multiply
    433,000.89x = 597,517.00 × 239,397.32
  4. Step 4: Simplify right side
    433,000.89x = 143,043,970,696.35
  5. Step 5: Solve for x
    x = 143,043,970,696.35/433,000.89
  6. Step 6: Final answer
    x = 330,354.91

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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.