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Finding the Fourth Proportional to 240,960.56, 332,534.16 and 145,448.60

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Solution

The fourth proportional to 240,960.56, 332,534.16 and 145,448.60 is: 200,724.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,960.56 : 332,534.16 = 145,448.60 : x
  2. Step 2: Convert to fraction form
    240,960.56/332,534.16 = 145,448.60/x
  3. Step 3: Cross multiply
    240,960.56x = 332,534.16 × 145,448.60
  4. Step 4: Simplify right side
    240,960.56x = 48,366,628,024.18
  5. Step 5: Solve for x
    x = 48,366,628,024.18/240,960.56
  6. Step 6: Final answer
    x = 200,724.25

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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.