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Finding the Fourth Proportional to 284,718.96, 426,937.56 and 95,114.28

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Solution

The fourth proportional to 284,718.96, 426,937.56 and 95,114.28 is: 142,624.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,718.96 : 426,937.56 = 95,114.28 : x
  2. Step 2: Convert to fraction form
    284,718.96/426,937.56 = 95,114.28/x
  3. Step 3: Cross multiply
    284,718.96x = 426,937.56 × 95,114.28
  4. Step 4: Simplify right side
    284,718.96x = 40,607,858,624.36
  5. Step 5: Solve for x
    x = 40,607,858,624.36/284,718.96
  6. Step 6: Final answer
    x = 142,624.36

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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.