Home / 413,270.64-619,905.96-132,984.72

Finding the Fourth Proportional to 413,270.64, 619,905.96 and 132,984.72

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Solution

The fourth proportional to 413,270.64, 619,905.96 and 132,984.72 is: 199,477.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,270.64 : 619,905.96 = 132,984.72 : x
  2. Step 2: Convert to fraction form
    413,270.64/619,905.96 = 132,984.72/x
  3. Step 3: Cross multiply
    413,270.64x = 619,905.96 × 132,984.72
  4. Step 4: Simplify right side
    413,270.64x = 82,438,020,516.93
  5. Step 5: Solve for x
    x = 82,438,020,516.93/413,270.64
  6. Step 6: Final answer
    x = 199,477.08

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Similar ratio
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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.