Home / 447,630.03-671,445.05-181,340.91

Finding the Fourth Proportional to 447,630.03, 671,445.05 and 181,340.91

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Solution

The fourth proportional to 447,630.03, 671,445.05 and 181,340.91 is: 272,011.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,630.03 : 671,445.05 = 181,340.91 : x
  2. Step 2: Convert to fraction form
    447,630.03/671,445.05 = 181,340.91/x
  3. Step 3: Cross multiply
    447,630.03x = 671,445.05 × 181,340.91
  4. Step 4: Simplify right side
    447,630.03x = 121,760,455,475.29
  5. Step 5: Solve for x
    x = 121,760,455,475.29/447,630.03
  6. Step 6: Final answer
    x = 272,011.37

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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.