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Finding the Fourth Proportional to 240,480.28, 331,872.56 and 133,048.56

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Solution

The fourth proportional to 240,480.28, 331,872.56 and 133,048.56 is: 183,612.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,480.28 : 331,872.56 = 133,048.56 : x
  2. Step 2: Convert to fraction form
    240,480.28/331,872.56 = 133,048.56/x
  3. Step 3: Cross multiply
    240,480.28x = 331,872.56 × 133,048.56
  4. Step 4: Simplify right side
    240,480.28x = 44,155,166,211.51
  5. Step 5: Solve for x
    x = 44,155,166,211.51/240,480.28
  6. Step 6: Final answer
    x = 183,612.42

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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.