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Finding the Fourth Proportional to 337,754.70, 506,771.55 and 148,116.90

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Solution

The fourth proportional to 337,754.70, 506,771.55 and 148,116.90 is: 222,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,754.70 : 506,771.55 = 148,116.90 : x
  2. Step 2: Convert to fraction form
    337,754.70/506,771.55 = 148,116.90/x
  3. Step 3: Cross multiply
    337,754.70x = 506,771.55 × 148,116.90
  4. Step 4: Simplify right side
    337,754.70x = 75,061,430,994.20
  5. Step 5: Solve for x
    x = 75,061,430,994.20/337,754.70
  6. Step 6: Final answer
    x = 222,236.53

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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.