Home / 901,915.76-1,244,644.28-494,024.42

Finding the Fourth Proportional to 901,915.76, 1,244,644.28 and 494,024.42

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Solution

The fourth proportional to 901,915.76, 1,244,644.28 and 494,024.42 is: 681,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,915.76 : 1,244,644.28 = 494,024.42 : x
  2. Step 2: Convert to fraction form
    901,915.76/1,244,644.28 = 494,024.42/x
  3. Step 3: Cross multiply
    901,915.76x = 1,244,644.28 × 494,024.42
  4. Step 4: Simplify right side
    901,915.76x = 614,884,664,026.27
  5. Step 5: Solve for x
    x = 614,884,664,026.27/901,915.76
  6. Step 6: Final answer
    x = 681,753.98

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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.