Home / 410,074.64-615,041.03-185,382.82

Finding the Fourth Proportional to 410,074.64, 615,041.03 and 185,382.82

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Solution

The fourth proportional to 410,074.64, 615,041.03 and 185,382.82 is: 278,042.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,074.64 : 615,041.03 = 185,382.82 : x
  2. Step 2: Convert to fraction form
    410,074.64/615,041.03 = 185,382.82/x
  3. Step 3: Cross multiply
    410,074.64x = 615,041.03 × 185,382.82
  4. Step 4: Simplify right side
    410,074.64x = 114,018,037,481.90
  5. Step 5: Solve for x
    x = 114,018,037,481.90/410,074.64
  6. Step 6: Final answer
    x = 278,042.16

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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.