Home / 498,716.20-748,074.30-183,132.10

Finding the Fourth Proportional to 498,716.20, 748,074.30 and 183,132.10

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Solution

The fourth proportional to 498,716.20, 748,074.30 and 183,132.10 is: 274,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,716.20 : 748,074.30 = 183,132.10 : x
  2. Step 2: Convert to fraction form
    498,716.20/748,074.30 = 183,132.10/x
  3. Step 3: Cross multiply
    498,716.20x = 748,074.30 × 183,132.10
  4. Step 4: Simplify right side
    498,716.20x = 136,996,417,515.03
  5. Step 5: Solve for x
    x = 136,996,417,515.03/498,716.20
  6. Step 6: Final answer
    x = 274,698.15

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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.