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Finding the Fourth Proportional to 284,625.68, 426,052.79 and 179,223.22

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Solution

The fourth proportional to 284,625.68, 426,052.79 and 179,223.22 is: 268,277.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,625.68 : 426,052.79 = 179,223.22 : x
  2. Step 2: Convert to fraction form
    284,625.68/426,052.79 = 179,223.22/x
  3. Step 3: Cross multiply
    284,625.68x = 426,052.79 × 179,223.22
  4. Step 4: Simplify right side
    284,625.68x = 76,358,549,887.40
  5. Step 5: Solve for x
    x = 76,358,549,887.40/284,625.68
  6. Step 6: Final answer
    x = 268,277.09

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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.