Home / 949,687.52-1,310,568.96-519,995.36

Finding the Fourth Proportional to 949,687.52, 1,310,568.96 and 519,995.36

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Solution

The fourth proportional to 949,687.52, 1,310,568.96 and 519,995.36 is: 717,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,687.52 : 1,310,568.96 = 519,995.36 : x
  2. Step 2: Convert to fraction form
    949,687.52/1,310,568.96 = 519,995.36/x
  3. Step 3: Cross multiply
    949,687.52x = 1,310,568.96 × 519,995.36
  4. Step 4: Simplify right side
    949,687.52x = 681,489,778,160.03
  5. Step 5: Solve for x
    x = 681,489,778,160.03/949,687.52
  6. Step 6: Final answer
    x = 717,593.70

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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.