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Finding the Fourth Proportional to 490,753.79, 735,605.79 and 224,114.75

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Solution

The fourth proportional to 490,753.79, 735,605.79 and 224,114.75 is: 335,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,753.79 : 735,605.79 = 224,114.75 : x
  2. Step 2: Convert to fraction form
    490,753.79/735,605.79 = 224,114.75/x
  3. Step 3: Cross multiply
    490,753.79x = 735,605.79 × 224,114.75
  4. Step 4: Simplify right side
    490,753.79x = 164,860,104,046.37
  5. Step 5: Solve for x
    x = 164,860,104,046.37/490,753.79
  6. Step 6: Final answer
    x = 335,932.41

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1.5x scale

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.