Home / 366,921.35-550,382.03-338,052.95

Finding the Fourth Proportional to 366,921.35, 550,382.03 and 338,052.95

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Solution

The fourth proportional to 366,921.35, 550,382.03 and 338,052.95 is: 507,079.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,921.35 : 550,382.03 = 338,052.95 : x
  2. Step 2: Convert to fraction form
    366,921.35/550,382.03 = 338,052.95/x
  3. Step 3: Cross multiply
    366,921.35x = 550,382.03 × 338,052.95
  4. Step 4: Simplify right side
    366,921.35x = 186,058,268,868.49
  5. Step 5: Solve for x
    x = 186,058,268,868.49/366,921.35
  6. Step 6: Final answer
    x = 507,079.43

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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.