Home / 689,696.24-1,034,641.43-240,352.52

Finding the Fourth Proportional to 689,696.24, 1,034,641.43 and 240,352.52

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Solution

The fourth proportional to 689,696.24, 1,034,641.43 and 240,352.52 is: 360,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,696.24 : 1,034,641.43 = 240,352.52 : x
  2. Step 2: Convert to fraction form
    689,696.24/1,034,641.43 = 240,352.52/x
  3. Step 3: Cross multiply
    689,696.24x = 1,034,641.43 × 240,352.52
  4. Step 4: Simplify right side
    689,696.24x = 248,678,674,996.90
  5. Step 5: Solve for x
    x = 248,678,674,996.90/689,696.24
  6. Step 6: Final answer
    x = 360,562.61

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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.