Home / 330,472.41-456,052.38-187,242.13

Finding the Fourth Proportional to 330,472.41, 456,052.38 and 187,242.13

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Solution

The fourth proportional to 330,472.41, 456,052.38 and 187,242.13 is: 258,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,472.41 : 456,052.38 = 187,242.13 : x
  2. Step 2: Convert to fraction form
    330,472.41/456,052.38 = 187,242.13/x
  3. Step 3: Cross multiply
    330,472.41x = 456,052.38 × 187,242.13
  4. Step 4: Simplify right side
    330,472.41x = 85,392,218,890.68
  5. Step 5: Solve for x
    x = 85,392,218,890.68/330,472.41
  6. Step 6: Final answer
    x = 258,394.40

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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.