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Finding the Fourth Proportional to 456,160.52, 684,277.26 and 156,520.52

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Solution

The fourth proportional to 456,160.52, 684,277.26 and 156,520.52 is: 234,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,160.52 : 684,277.26 = 156,520.52 : x
  2. Step 2: Convert to fraction form
    456,160.52/684,277.26 = 156,520.52/x
  3. Step 3: Cross multiply
    456,160.52x = 684,277.26 × 156,520.52
  4. Step 4: Simplify right side
    456,160.52x = 107,103,432,559.38
  5. Step 5: Solve for x
    x = 107,103,432,559.38/456,160.52
  6. Step 6: Final answer
    x = 234,793.30

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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.