Home / 770,951.39-1,063,921.29-426,793.02

Finding the Fourth Proportional to 770,951.39, 1,063,921.29 and 426,793.02

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Solution

The fourth proportional to 770,951.39, 1,063,921.29 and 426,793.02 is: 588,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,951.39 : 1,063,921.29 = 426,793.02 : x
  2. Step 2: Convert to fraction form
    770,951.39/1,063,921.29 = 426,793.02/x
  3. Step 3: Cross multiply
    770,951.39x = 1,063,921.29 × 426,793.02
  4. Step 4: Simplify right side
    770,951.39x = 454,074,180,401.40
  5. Step 5: Solve for x
    x = 454,074,180,401.40/770,951.39
  6. Step 6: Final answer
    x = 588,979.01

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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.