Home / 769,450.66-1,159,428.05-632,282.02

Finding the Fourth Proportional to 769,450.66, 1,159,428.05 and 632,282.02

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Solution

The fourth proportional to 769,450.66, 1,159,428.05 and 632,282.02 is: 952,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,450.66 : 1,159,428.05 = 632,282.02 : x
  2. Step 2: Convert to fraction form
    769,450.66/1,159,428.05 = 632,282.02/x
  3. Step 3: Cross multiply
    769,450.66x = 1,159,428.05 × 632,282.02
  4. Step 4: Simplify right side
    769,450.66x = 733,085,509,498.66
  5. Step 5: Solve for x
    x = 733,085,509,498.66/769,450.66
  6. Step 6: Final answer
    x = 952,738.81

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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.