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Finding the Fourth Proportional to 373,223.70, 559,908.45 and 148,545.90

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Solution

The fourth proportional to 373,223.70, 559,908.45 and 148,545.90 is: 222,847.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,223.70 : 559,908.45 = 148,545.90 : x
  2. Step 2: Convert to fraction form
    373,223.70/559,908.45 = 148,545.90/x
  3. Step 3: Cross multiply
    373,223.70x = 559,908.45 × 148,545.90
  4. Step 4: Simplify right side
    373,223.70x = 83,172,104,622.86
  5. Step 5: Solve for x
    x = 83,172,104,622.86/373,223.70
  6. Step 6: Final answer
    x = 222,847.86

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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.