Home / 894,278.40-1,341,418.35-220,359.79

Finding the Fourth Proportional to 894,278.40, 1,341,418.35 and 220,359.79

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Solution

The fourth proportional to 894,278.40, 1,341,418.35 and 220,359.79 is: 330,539.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,278.40 : 1,341,418.35 = 220,359.79 : x
  2. Step 2: Convert to fraction form
    894,278.40/1,341,418.35 = 220,359.79/x
  3. Step 3: Cross multiply
    894,278.40x = 1,341,418.35 × 220,359.79
  4. Step 4: Simplify right side
    894,278.40x = 295,594,665,908.15
  5. Step 5: Solve for x
    x = 295,594,665,908.15/894,278.40
  6. Step 6: Final answer
    x = 330,539.87

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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.