Home / 769,664.96-1,154,008.39-675,085.04

Finding the Fourth Proportional to 769,664.96, 1,154,008.39 and 675,085.04

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Solution

The fourth proportional to 769,664.96, 1,154,008.39 and 675,085.04 is: 1,012,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,664.96 : 1,154,008.39 = 675,085.04 : x
  2. Step 2: Convert to fraction form
    769,664.96/1,154,008.39 = 675,085.04/x
  3. Step 3: Cross multiply
    769,664.96x = 1,154,008.39 × 675,085.04
  4. Step 4: Simplify right side
    769,664.96x = 779,053,800,123.49
  5. Step 5: Solve for x
    x = 779,053,800,123.49/769,664.96
  6. Step 6: Final answer
    x = 1,012,198.61

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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.