Home / 480,682.35-721,110.33-160,803.90

Finding the Fourth Proportional to 480,682.35, 721,110.33 and 160,803.90

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Solution

The fourth proportional to 480,682.35, 721,110.33 and 160,803.90 is: 241,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,682.35 : 721,110.33 = 160,803.90 : x
  2. Step 2: Convert to fraction form
    480,682.35/721,110.33 = 160,803.90/x
  3. Step 3: Cross multiply
    480,682.35x = 721,110.33 × 160,803.90
  4. Step 4: Simplify right side
    480,682.35x = 115,957,353,394.29
  5. Step 5: Solve for x
    x = 115,957,353,394.29/480,682.35
  6. Step 6: Final answer
    x = 241,234.89

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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.