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Finding the Fourth Proportional to 284,112.84, 426,238.66 and 94,572.84

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Solution

The fourth proportional to 284,112.84, 426,238.66 and 94,572.84 is: 141,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,112.84 : 426,238.66 = 94,572.84 : x
  2. Step 2: Convert to fraction form
    284,112.84/426,238.66 = 94,572.84/x
  3. Step 3: Cross multiply
    284,112.84x = 426,238.66 × 94,572.84
  4. Step 4: Simplify right side
    284,112.84x = 40,310,600,593.99
  5. Step 5: Solve for x
    x = 40,310,600,593.99/284,112.84
  6. Step 6: Final answer
    x = 141,882.36

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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.