Home / 795,639.93-1,098,006.80-489,892.71

Finding the Fourth Proportional to 795,639.93, 1,098,006.80 and 489,892.71

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Solution

The fourth proportional to 795,639.93, 1,098,006.80 and 489,892.71 is: 676,066.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,639.93 : 1,098,006.80 = 489,892.71 : x
  2. Step 2: Convert to fraction form
    795,639.93/1,098,006.80 = 489,892.71/x
  3. Step 3: Cross multiply
    795,639.93x = 1,098,006.80 × 489,892.71
  4. Step 4: Simplify right side
    795,639.93x = 537,905,526,850.43
  5. Step 5: Solve for x
    x = 537,905,526,850.43/795,639.93
  6. Step 6: Final answer
    x = 676,066.53

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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.