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Finding the Fourth Proportional to 456,294.08, 629,690.01 and 252,334.46

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Solution

The fourth proportional to 456,294.08, 629,690.01 and 252,334.46 is: 348,223.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,294.08 : 629,690.01 = 252,334.46 : x
  2. Step 2: Convert to fraction form
    456,294.08/629,690.01 = 252,334.46/x
  3. Step 3: Cross multiply
    456,294.08x = 629,690.01 × 252,334.46
  4. Step 4: Simplify right side
    456,294.08x = 158,892,488,640.75
  5. Step 5: Solve for x
    x = 158,892,488,640.75/456,294.08
  6. Step 6: Final answer
    x = 348,223.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.