Home / 485,060.15-727,556.33-181,396.55

Finding the Fourth Proportional to 485,060.15, 727,556.33 and 181,396.55

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Solution

The fourth proportional to 485,060.15, 727,556.33 and 181,396.55 is: 272,082.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,060.15 : 727,556.33 = 181,396.55 : x
  2. Step 2: Convert to fraction form
    485,060.15/727,556.33 = 181,396.55/x
  3. Step 3: Cross multiply
    485,060.15x = 727,556.33 × 181,396.55
  4. Step 4: Simplify right side
    485,060.15x = 131,976,208,192.66
  5. Step 5: Solve for x
    x = 131,976,208,192.66/485,060.15
  6. Step 6: Final answer
    x = 272,082.15

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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.