Home / 888,284.48-1,331,834.84-489,113.24

Finding the Fourth Proportional to 888,284.48, 1,331,834.84 and 489,113.24

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Solution

The fourth proportional to 888,284.48, 1,331,834.84 and 489,113.24 is: 733,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,284.48 : 1,331,834.84 = 489,113.24 : x
  2. Step 2: Convert to fraction form
    888,284.48/1,331,834.84 = 489,113.24/x
  3. Step 3: Cross multiply
    888,284.48x = 1,331,834.84 × 489,113.24
  4. Step 4: Simplify right side
    888,284.48x = 651,418,053,737.28
  5. Step 5: Solve for x
    x = 651,418,053,737.28/888,284.48
  6. Step 6: Final answer
    x = 733,343.96

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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.