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Finding the Fourth Proportional to 499,010.10, 748,515.15 and 183,401.70

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Solution

The fourth proportional to 499,010.10, 748,515.15 and 183,401.70 is: 275,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,010.10 : 748,515.15 = 183,401.70 : x
  2. Step 2: Convert to fraction form
    499,010.10/748,515.15 = 183,401.70/x
  3. Step 3: Cross multiply
    499,010.10x = 748,515.15 × 183,401.70
  4. Step 4: Simplify right side
    499,010.10x = 137,278,950,985.76
  5. Step 5: Solve for x
    x = 137,278,950,985.76/499,010.10
  6. Step 6: Final answer
    x = 275,102.55

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Similar ratio
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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.