Home / 1,098,480.10-1,646,557.59-499,861.65

Finding the Fourth Proportional to 1,098,480.10, 1,646,557.59 and 499,861.65

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Solution

The fourth proportional to 1,098,480.10, 1,646,557.59 and 499,861.65 is: 749,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,480.10 : 1,646,557.59 = 499,861.65 : x
  2. Step 2: Convert to fraction form
    1,098,480.10/1,646,557.59 = 499,861.65/x
  3. Step 3: Cross multiply
    1,098,480.10x = 1,646,557.59 × 499,861.65
  4. Step 4: Simplify right side
    1,098,480.10x = 823,050,993,757.42
  5. Step 5: Solve for x
    x = 823,050,993,757.42/1,098,480.10
  6. Step 6: Final answer
    x = 749,263.45

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Double scale
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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.