Home / 362,278.20-543,417.30-268,966.20

Finding the Fourth Proportional to 362,278.20, 543,417.30 and 268,966.20

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Solution

The fourth proportional to 362,278.20, 543,417.30 and 268,966.20 is: 403,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,278.20 : 543,417.30 = 268,966.20 : x
  2. Step 2: Convert to fraction form
    362,278.20/543,417.30 = 268,966.20/x
  3. Step 3: Cross multiply
    362,278.20x = 543,417.30 × 268,966.20
  4. Step 4: Simplify right side
    362,278.20x = 146,160,886,195.26
  5. Step 5: Solve for x
    x = 146,160,886,195.26/362,278.20
  6. Step 6: Final answer
    x = 403,449.30

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1.5x scale

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.