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Finding the Fourth Proportional to 284,324.86, 426,344.68 and 94,718.56

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Solution

The fourth proportional to 284,324.86, 426,344.68 and 94,718.56 is: 142,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,324.86 : 426,344.68 = 94,718.56 : x
  2. Step 2: Convert to fraction form
    284,324.86/426,344.68 = 94,718.56/x
  3. Step 3: Cross multiply
    284,324.86x = 426,344.68 × 94,718.56
  4. Step 4: Simplify right side
    284,324.86x = 40,382,755,071.19
  5. Step 5: Solve for x
    x = 40,382,755,071.19/284,324.86
  6. Step 6: Final answer
    x = 142,030.34

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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.