Home / 774,824.73-1,160,304.15-489,654.96

Finding the Fourth Proportional to 774,824.73, 1,160,304.15 and 489,654.96

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Solution

The fourth proportional to 774,824.73, 1,160,304.15 and 489,654.96 is: 733,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,824.73 : 1,160,304.15 = 489,654.96 : x
  2. Step 2: Convert to fraction form
    774,824.73/1,160,304.15 = 489,654.96/x
  3. Step 3: Cross multiply
    774,824.73x = 1,160,304.15 × 489,654.96
  4. Step 4: Simplify right side
    774,824.73x = 568,148,682,156.08
  5. Step 5: Solve for x
    x = 568,148,682,156.08/774,824.73
  6. Step 6: Final answer
    x = 733,260.90

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1.5x scale

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.