Home / 795,659.70-1,098,034.16-489,912.50

Finding the Fourth Proportional to 795,659.70, 1,098,034.16 and 489,912.50

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Solution

The fourth proportional to 795,659.70, 1,098,034.16 and 489,912.50 is: 676,093.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,659.70 : 1,098,034.16 = 489,912.50 : x
  2. Step 2: Convert to fraction form
    795,659.70/1,098,034.16 = 489,912.50/x
  3. Step 3: Cross multiply
    795,659.70x = 1,098,034.16 × 489,912.50
  4. Step 4: Simplify right side
    795,659.70x = 537,940,660,411.00
  5. Step 5: Solve for x
    x = 537,940,660,411.00/795,659.70
  6. Step 6: Final answer
    x = 676,093.89

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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.