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Finding the Fourth Proportional to 296,169.18, 408,722.85 and 162,033.18

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Solution

The fourth proportional to 296,169.18, 408,722.85 and 162,033.18 is: 223,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,169.18 : 408,722.85 = 162,033.18 : x
  2. Step 2: Convert to fraction form
    296,169.18/408,722.85 = 162,033.18/x
  3. Step 3: Cross multiply
    296,169.18x = 408,722.85 × 162,033.18
  4. Step 4: Simplify right side
    296,169.18x = 66,226,663,124.16
  5. Step 5: Solve for x
    x = 66,226,663,124.16/296,169.18
  6. Step 6: Final answer
    x = 223,610.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.