Home / 412,140.83-568,949.13-276,263.53

Finding the Fourth Proportional to 412,140.83, 568,949.13 and 276,263.53

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Solution

The fourth proportional to 412,140.83, 568,949.13 and 276,263.53 is: 381,374.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,140.83 : 568,949.13 = 276,263.53 : x
  2. Step 2: Convert to fraction form
    412,140.83/568,949.13 = 276,263.53/x
  3. Step 3: Cross multiply
    412,140.83x = 568,949.13 × 276,263.53
  4. Step 4: Simplify right side
    412,140.83x = 157,179,893,621.86
  5. Step 5: Solve for x
    x = 157,179,893,621.86/412,140.83
  6. Step 6: Final answer
    x = 381,374.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.