Home / 769,451.16-1,159,428.81-632,282.52

Finding the Fourth Proportional to 769,451.16, 1,159,428.81 and 632,282.52

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Solution

The fourth proportional to 769,451.16, 1,159,428.81 and 632,282.52 is: 952,739.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,451.16 : 1,159,428.81 = 632,282.52 : x
  2. Step 2: Convert to fraction form
    769,451.16/1,159,428.81 = 632,282.52/x
  3. Step 3: Cross multiply
    769,451.16x = 1,159,428.81 × 632,282.52
  4. Step 4: Simplify right side
    769,451.16x = 733,086,569,747.40
  5. Step 5: Solve for x
    x = 733,086,569,747.40/769,451.16
  6. Step 6: Final answer
    x = 952,739.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.