Home / 778,951.29-1,161,882.29-707,195.82

Finding the Fourth Proportional to 778,951.29, 1,161,882.29 and 707,195.82

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Solution

The fourth proportional to 778,951.29, 1,161,882.29 and 707,195.82 is: 1,054,851.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,951.29 : 1,161,882.29 = 707,195.82 : x
  2. Step 2: Convert to fraction form
    778,951.29/1,161,882.29 = 707,195.82/x
  3. Step 3: Cross multiply
    778,951.29x = 1,161,882.29 × 707,195.82
  4. Step 4: Simplify right side
    778,951.29x = 821,678,295,284.05
  5. Step 5: Solve for x
    x = 821,678,295,284.05/778,951.29
  6. Step 6: Final answer
    x = 1,054,851.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.