Home / 949,480.94-1,310,283.60-519,761.36

Finding the Fourth Proportional to 949,480.94, 1,310,283.60 and 519,761.36

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Solution

The fourth proportional to 949,480.94, 1,310,283.60 and 519,761.36 is: 717,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,480.94 : 1,310,283.60 = 519,761.36 : x
  2. Step 2: Convert to fraction form
    949,480.94/1,310,283.60 = 519,761.36/x
  3. Step 3: Cross multiply
    949,480.94x = 1,310,283.60 × 519,761.36
  4. Step 4: Simplify right side
    949,480.94x = 681,034,785,921.70
  5. Step 5: Solve for x
    x = 681,034,785,921.70/949,480.94
  6. Step 6: Final answer
    x = 717,270.62

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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.