Home / 852,283.12-1,176,217.10-489,833.44

Finding the Fourth Proportional to 852,283.12, 1,176,217.10 and 489,833.44

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Solution

The fourth proportional to 852,283.12, 1,176,217.10 and 489,833.44 is: 676,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,283.12 : 1,176,217.10 = 489,833.44 : x
  2. Step 2: Convert to fraction form
    852,283.12/1,176,217.10 = 489,833.44/x
  3. Step 3: Cross multiply
    852,283.12x = 1,176,217.10 × 489,833.44
  4. Step 4: Simplify right side
    852,283.12x = 576,150,468,279.82
  5. Step 5: Solve for x
    x = 576,150,468,279.82/852,283.12
  6. Step 6: Final answer
    x = 676,008.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.