Home / 930,662.96-1,396,274.52-331,545.92

Finding the Fourth Proportional to 930,662.96, 1,396,274.52 and 331,545.92

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Solution

The fourth proportional to 930,662.96, 1,396,274.52 and 331,545.92 is: 497,418.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,662.96 : 1,396,274.52 = 331,545.92 : x
  2. Step 2: Convert to fraction form
    930,662.96/1,396,274.52 = 331,545.92/x
  3. Step 3: Cross multiply
    930,662.96x = 1,396,274.52 × 331,545.92
  4. Step 4: Simplify right side
    930,662.96x = 462,929,120,305.96
  5. Step 5: Solve for x
    x = 462,929,120,305.96/930,662.96
  6. Step 6: Final answer
    x = 497,418.66

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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.