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Finding the Fourth Proportional to 242,561.16, 332,310.32 and 233,470.48

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Solution

The fourth proportional to 242,561.16, 332,310.32 and 233,470.48 is: 319,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,561.16 : 332,310.32 = 233,470.48 : x
  2. Step 2: Convert to fraction form
    242,561.16/332,310.32 = 233,470.48/x
  3. Step 3: Cross multiply
    242,561.16x = 332,310.32 × 233,470.48
  4. Step 4: Simplify right side
    242,561.16x = 77,584,649,919.35
  5. Step 5: Solve for x
    x = 77,584,649,919.35/242,561.16
  6. Step 6: Final answer
    x = 319,856.03

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.