Home / 852,111.70-1,278,167.55-537,961.30

Finding the Fourth Proportional to 852,111.70, 1,278,167.55 and 537,961.30

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Solution

The fourth proportional to 852,111.70, 1,278,167.55 and 537,961.30 is: 806,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,111.70 : 1,278,167.55 = 537,961.30 : x
  2. Step 2: Convert to fraction form
    852,111.70/1,278,167.55 = 537,961.30/x
  3. Step 3: Cross multiply
    852,111.70x = 1,278,167.55 × 537,961.30
  4. Step 4: Simplify right side
    852,111.70x = 687,604,676,815.82
  5. Step 5: Solve for x
    x = 687,604,676,815.82/852,111.70
  6. Step 6: Final answer
    x = 806,941.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.