Home / 949,707.42-1,310,545.92-519,904.86

Finding the Fourth Proportional to 949,707.42, 1,310,545.92 and 519,904.86

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Solution

The fourth proportional to 949,707.42, 1,310,545.92 and 519,904.86 is: 717,441.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,707.42 : 1,310,545.92 = 519,904.86 : x
  2. Step 2: Convert to fraction form
    949,707.42/1,310,545.92 = 519,904.86/x
  3. Step 3: Cross multiply
    949,707.42x = 1,310,545.92 × 519,904.86
  4. Step 4: Simplify right side
    949,707.42x = 681,359,193,061.17
  5. Step 5: Solve for x
    x = 681,359,193,061.17/949,707.42
  6. Step 6: Final answer
    x = 717,441.16

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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.