Home / 694,998.38-1,042,098.30-370,386.74

Finding the Fourth Proportional to 694,998.38, 1,042,098.30 and 370,386.74

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Solution

The fourth proportional to 694,998.38, 1,042,098.30 and 370,386.74 is: 555,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,998.38 : 1,042,098.30 = 370,386.74 : x
  2. Step 2: Convert to fraction form
    694,998.38/1,042,098.30 = 370,386.74/x
  3. Step 3: Cross multiply
    694,998.38x = 1,042,098.30 × 370,386.74
  4. Step 4: Simplify right side
    694,998.38x = 385,979,394,701.79
  5. Step 5: Solve for x
    x = 385,979,394,701.79/694,998.38
  6. Step 6: Final answer
    x = 555,367.33

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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.