Home / 884,687.04-1,220,867.28-482,279.04

Finding the Fourth Proportional to 884,687.04, 1,220,867.28 and 482,279.04

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Solution

The fourth proportional to 884,687.04, 1,220,867.28 and 482,279.04 is: 665,544.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,687.04 : 1,220,867.28 = 482,279.04 : x
  2. Step 2: Convert to fraction form
    884,687.04/1,220,867.28 = 482,279.04/x
  3. Step 3: Cross multiply
    884,687.04x = 1,220,867.28 × 482,279.04
  4. Step 4: Simplify right side
    884,687.04x = 588,798,699,765.81
  5. Step 5: Solve for x
    x = 588,798,699,765.81/884,687.04
  6. Step 6: Final answer
    x = 665,544.62

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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.