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Finding the Fourth Proportional to 284,227.78, 426,383.79 and 94,626.22

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Solution

The fourth proportional to 284,227.78, 426,383.79 and 94,626.22 is: 141,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,227.78 : 426,383.79 = 94,626.22 : x
  2. Step 2: Convert to fraction form
    284,227.78/426,383.79 = 94,626.22/x
  3. Step 3: Cross multiply
    284,227.78x = 426,383.79 × 94,626.22
  4. Step 4: Simplify right side
    284,227.78x = 40,347,086,316.97
  5. Step 5: Solve for x
    x = 40,347,086,316.97/284,227.78
  6. Step 6: Final answer
    x = 141,953.35

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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.