Home / 949,629.92-1,310,490.60-519,913.04

Finding the Fourth Proportional to 949,629.92, 1,310,490.60 and 519,913.04

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Solution

The fourth proportional to 949,629.92, 1,310,490.60 and 519,913.04 is: 717,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,629.92 : 1,310,490.60 = 519,913.04 : x
  2. Step 2: Convert to fraction form
    949,629.92/1,310,490.60 = 519,913.04/x
  3. Step 3: Cross multiply
    949,629.92x = 1,310,490.60 × 519,913.04
  4. Step 4: Simplify right side
    949,629.92x = 681,341,151,737.42
  5. Step 5: Solve for x
    x = 681,341,151,737.42/949,629.92
  6. Step 6: Final answer
    x = 717,480.71

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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.