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Finding the Fourth Proportional to 284,323.52, 426,601.28 and 183,174.43

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Solution

The fourth proportional to 284,323.52, 426,601.28 and 183,174.43 is: 274,836.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,323.52 : 426,601.28 = 183,174.43 : x
  2. Step 2: Convert to fraction form
    284,323.52/426,601.28 = 183,174.43/x
  3. Step 3: Cross multiply
    284,323.52x = 426,601.28 × 183,174.43
  4. Step 4: Simplify right side
    284,323.52x = 78,142,446,492.58
  5. Step 5: Solve for x
    x = 78,142,446,492.58/284,323.52
  6. Step 6: Final answer
    x = 274,836.38

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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.