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Finding the Fourth Proportional to 295,792.72, 408,266.52 and 168,543.52

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Solution

The fourth proportional to 295,792.72, 408,266.52 and 168,543.52 is: 232,631.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,792.72 : 408,266.52 = 168,543.52 : x
  2. Step 2: Convert to fraction form
    295,792.72/408,266.52 = 168,543.52/x
  3. Step 3: Cross multiply
    295,792.72x = 408,266.52 × 168,543.52
  4. Step 4: Simplify right side
    295,792.72x = 68,810,676,378.95
  5. Step 5: Solve for x
    x = 68,810,676,378.95/295,792.72
  6. Step 6: Final answer
    x = 232,631.41

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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.