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Finding the Fourth Proportional to 332,713.19, 499,111.20 and 130,283.16

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Solution

The fourth proportional to 332,713.19, 499,111.20 and 130,283.16 is: 195,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,713.19 : 499,111.20 = 130,283.16 : x
  2. Step 2: Convert to fraction form
    332,713.19/499,111.20 = 130,283.16/x
  3. Step 3: Cross multiply
    332,713.19x = 499,111.20 × 130,283.16
  4. Step 4: Simplify right side
    332,713.19x = 65,025,784,327.39
  5. Step 5: Solve for x
    x = 65,025,784,327.39/332,713.19
  6. Step 6: Final answer
    x = 195,440.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.