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Finding the Fourth Proportional to 573,962.10, 860,906.70 and 194,882.10

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Solution

The fourth proportional to 573,962.10, 860,906.70 and 194,882.10 is: 292,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,962.10 : 860,906.70 = 194,882.10 : x
  2. Step 2: Convert to fraction form
    573,962.10/860,906.70 = 194,882.10/x
  3. Step 3: Cross multiply
    573,962.10x = 860,906.70 × 194,882.10
  4. Step 4: Simplify right side
    573,962.10x = 167,775,305,600.07
  5. Step 5: Solve for x
    x = 167,775,305,600.07/573,962.10
  6. Step 6: Final answer
    x = 292,310.77

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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.