Home / 480,746.54-721,226.43-181,229.70

Finding the Fourth Proportional to 480,746.54, 721,226.43 and 181,229.70

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Solution

The fourth proportional to 480,746.54, 721,226.43 and 181,229.70 is: 271,884.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,746.54 : 721,226.43 = 181,229.70 : x
  2. Step 2: Convert to fraction form
    480,746.54/721,226.43 = 181,229.70/x
  3. Step 3: Cross multiply
    480,746.54x = 721,226.43 × 181,229.70
  4. Step 4: Simplify right side
    480,746.54x = 130,707,652,245.57
  5. Step 5: Solve for x
    x = 130,707,652,245.57/480,746.54
  6. Step 6: Final answer
    x = 271,884.75

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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.