Home / 898,156.53-1,347,253.94-321,817.46

Finding the Fourth Proportional to 898,156.53, 1,347,253.94 and 321,817.46

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Solution

The fourth proportional to 898,156.53, 1,347,253.94 and 321,817.46 is: 482,733.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,156.53 : 1,347,253.94 = 321,817.46 : x
  2. Step 2: Convert to fraction form
    898,156.53/1,347,253.94 = 321,817.46/x
  3. Step 3: Cross multiply
    898,156.53x = 1,347,253.94 × 321,817.46
  4. Step 4: Simplify right side
    898,156.53x = 433,569,832,600.44
  5. Step 5: Solve for x
    x = 433,569,832,600.44/898,156.53
  6. Step 6: Final answer
    x = 482,733.04

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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.