Home / 514,822.20-772,233.30-182,431.80

Finding the Fourth Proportional to 514,822.20, 772,233.30 and 182,431.80

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Solution

The fourth proportional to 514,822.20, 772,233.30 and 182,431.80 is: 273,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,822.20 : 772,233.30 = 182,431.80 : x
  2. Step 2: Convert to fraction form
    514,822.20/772,233.30 = 182,431.80/x
  3. Step 3: Cross multiply
    514,822.20x = 772,233.30 × 182,431.80
  4. Step 4: Simplify right side
    514,822.20x = 140,879,910,938.94
  5. Step 5: Solve for x
    x = 140,879,910,938.94/514,822.20
  6. Step 6: Final answer
    x = 273,647.70

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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.