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Finding the Fourth Proportional to 284,712.93, 426,983.13 and 149,704.25

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Solution

The fourth proportional to 284,712.93, 426,983.13 and 149,704.25 is: 224,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,712.93 : 426,983.13 = 149,704.25 : x
  2. Step 2: Convert to fraction form
    284,712.93/426,983.13 = 149,704.25/x
  3. Step 3: Cross multiply
    284,712.93x = 426,983.13 × 149,704.25
  4. Step 4: Simplify right side
    284,712.93x = 63,921,189,506.17
  5. Step 5: Solve for x
    x = 63,921,189,506.17/284,712.93
  6. Step 6: Final answer
    x = 224,511.01

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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.