Home / 1,028,505.47-1,543,753.28-496,401.08

Finding the Fourth Proportional to 1,028,505.47, 1,543,753.28 and 496,401.08

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Solution

The fourth proportional to 1,028,505.47, 1,543,753.28 and 496,401.08 is: 745,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,505.47 : 1,543,753.28 = 496,401.08 : x
  2. Step 2: Convert to fraction form
    1,028,505.47/1,543,753.28 = 496,401.08/x
  3. Step 3: Cross multiply
    1,028,505.47x = 1,543,753.28 × 496,401.08
  4. Step 4: Simplify right side
    1,028,505.47x = 766,320,788,967.78
  5. Step 5: Solve for x
    x = 766,320,788,967.78/1,028,505.47
  6. Step 6: Final answer
    x = 745,081.88

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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.