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Finding the Fourth Proportional to 382,000.34, 572,999.94 and 101,517.62

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Solution

The fourth proportional to 382,000.34, 572,999.94 and 101,517.62 is: 152,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,000.34 : 572,999.94 = 101,517.62 : x
  2. Step 2: Convert to fraction form
    382,000.34/572,999.94 = 101,517.62/x
  3. Step 3: Cross multiply
    382,000.34x = 572,999.94 × 101,517.62
  4. Step 4: Simplify right side
    382,000.34x = 58,169,590,168.94
  5. Step 5: Solve for x
    x = 58,169,590,168.94/382,000.34
  6. Step 6: Final answer
    x = 152,276.28

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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.