Home / 911,965.69-1,367,948.94-238,045.15

Finding the Fourth Proportional to 911,965.69, 1,367,948.94 and 238,045.15

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Solution

The fourth proportional to 911,965.69, 1,367,948.94 and 238,045.15 is: 357,067.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,965.69 : 1,367,948.94 = 238,045.15 : x
  2. Step 2: Convert to fraction form
    911,965.69/1,367,948.94 = 238,045.15/x
  3. Step 3: Cross multiply
    911,965.69x = 1,367,948.94 × 238,045.15
  4. Step 4: Simplify right side
    911,965.69x = 325,633,610,614.64
  5. Step 5: Solve for x
    x = 325,633,610,614.64/911,965.69
  6. Step 6: Final answer
    x = 357,067.83

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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.