Home / 1,088,765.70-1,633,042.95-330,613.73

Finding the Fourth Proportional to 1,088,765.70, 1,633,042.95 and 330,613.73

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Solution

The fourth proportional to 1,088,765.70, 1,633,042.95 and 330,613.73 is: 495,888.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,765.70 : 1,633,042.95 = 330,613.73 : x
  2. Step 2: Convert to fraction form
    1,088,765.70/1,633,042.95 = 330,613.73/x
  3. Step 3: Cross multiply
    1,088,765.70x = 1,633,042.95 × 330,613.73
  4. Step 4: Simplify right side
    1,088,765.70x = 539,906,420,949.70
  5. Step 5: Solve for x
    x = 539,906,420,949.70/1,088,765.70
  6. Step 6: Final answer
    x = 495,888.53

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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.