Home / 771,425.73-1,156,915.17-231,660.24

Finding the Fourth Proportional to 771,425.73, 1,156,915.17 and 231,660.24

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Solution

The fourth proportional to 771,425.73, 1,156,915.17 and 231,660.24 is: 347,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,425.73 : 1,156,915.17 = 231,660.24 : x
  2. Step 2: Convert to fraction form
    771,425.73/1,156,915.17 = 231,660.24/x
  3. Step 3: Cross multiply
    771,425.73x = 1,156,915.17 × 231,660.24
  4. Step 4: Simplify right side
    771,425.73x = 268,011,245,941.84
  5. Step 5: Solve for x
    x = 268,011,245,941.84/771,425.73
  6. Step 6: Final answer
    x = 347,423.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.