Home / 755,104.56-1,042,022.52-415,565.52

Finding the Fourth Proportional to 755,104.56, 1,042,022.52 and 415,565.52

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Solution

The fourth proportional to 755,104.56, 1,042,022.52 and 415,565.52 is: 573,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,104.56 : 1,042,022.52 = 415,565.52 : x
  2. Step 2: Convert to fraction form
    755,104.56/1,042,022.52 = 415,565.52/x
  3. Step 3: Cross multiply
    755,104.56x = 1,042,022.52 × 415,565.52
  4. Step 4: Simplify right side
    755,104.56x = 433,028,630,375.51
  5. Step 5: Solve for x
    x = 433,028,630,375.51/755,104.56
  6. Step 6: Final answer
    x = 573,468.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.