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Finding the Fourth Proportional to 397,294.10, 595,941.15 and 366,967.70

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Solution

The fourth proportional to 397,294.10, 595,941.15 and 366,967.70 is: 550,451.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,294.10 : 595,941.15 = 366,967.70 : x
  2. Step 2: Convert to fraction form
    397,294.10/595,941.15 = 366,967.70/x
  3. Step 3: Cross multiply
    397,294.10x = 595,941.15 × 366,967.70
  4. Step 4: Simplify right side
    397,294.10x = 218,691,153,150.86
  5. Step 5: Solve for x
    x = 218,691,153,150.86/397,294.10
  6. Step 6: Final answer
    x = 550,451.55

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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.