Home / 1,172,291.38-1,758,051.51-413,995.30

Finding the Fourth Proportional to 1,172,291.38, 1,758,051.51 and 413,995.30

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Solution

The fourth proportional to 1,172,291.38, 1,758,051.51 and 413,995.30 is: 620,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,291.38 : 1,758,051.51 = 413,995.30 : x
  2. Step 2: Convert to fraction form
    1,172,291.38/1,758,051.51 = 413,995.30/x
  3. Step 3: Cross multiply
    1,172,291.38x = 1,758,051.51 × 413,995.30
  4. Step 4: Simplify right side
    1,172,291.38x = 727,825,062,297.90
  5. Step 5: Solve for x
    x = 727,825,062,297.90/1,172,291.38
  6. Step 6: Final answer
    x = 620,856.79

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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.