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Finding the Fourth Proportional to 488,450.16, 674,061.17 and 297,463.50

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Solution

The fourth proportional to 488,450.16, 674,061.17 and 297,463.50 is: 410,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,450.16 : 674,061.17 = 297,463.50 : x
  2. Step 2: Convert to fraction form
    488,450.16/674,061.17 = 297,463.50/x
  3. Step 3: Cross multiply
    488,450.16x = 674,061.17 × 297,463.50
  4. Step 4: Simplify right side
    488,450.16x = 200,508,593,354.98
  5. Step 5: Solve for x
    x = 200,508,593,354.98/488,450.16
  6. Step 6: Final answer
    x = 410,499.60

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1.5x scale

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.