Home / 744,874.62-1,116,822.33-491,382.06

Finding the Fourth Proportional to 744,874.62, 1,116,822.33 and 491,382.06

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Solution

The fourth proportional to 744,874.62, 1,116,822.33 and 491,382.06 is: 736,750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,874.62 : 1,116,822.33 = 491,382.06 : x
  2. Step 2: Convert to fraction form
    744,874.62/1,116,822.33 = 491,382.06/x
  3. Step 3: Cross multiply
    744,874.62x = 1,116,822.33 × 491,382.06
  4. Step 4: Simplify right side
    744,874.62x = 548,786,457,169.40
  5. Step 5: Solve for x
    x = 548,786,457,169.40/744,874.62
  6. Step 6: Final answer
    x = 736,750.11

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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.