Home / 761,314.40-1,141,591.61-248,912.79

Finding the Fourth Proportional to 761,314.40, 1,141,591.61 and 248,912.79

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Solution

The fourth proportional to 761,314.40, 1,141,591.61 and 248,912.79 is: 373,244.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,314.40 : 1,141,591.61 = 248,912.79 : x
  2. Step 2: Convert to fraction form
    761,314.40/1,141,591.61 = 248,912.79/x
  3. Step 3: Cross multiply
    761,314.40x = 1,141,591.61 × 248,912.79
  4. Step 4: Simplify right side
    761,314.40x = 284,156,753,307.97
  5. Step 5: Solve for x
    x = 284,156,753,307.97/761,314.40
  6. Step 6: Final answer
    x = 373,244.95

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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.