Home / 1,305,062.82-1,957,590.27-358,434.38

Finding the Fourth Proportional to 1,305,062.82, 1,957,590.27 and 358,434.38

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Solution

The fourth proportional to 1,305,062.82, 1,957,590.27 and 358,434.38 is: 537,650.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,062.82 : 1,957,590.27 = 358,434.38 : x
  2. Step 2: Convert to fraction form
    1,305,062.82/1,957,590.27 = 358,434.38/x
  3. Step 3: Cross multiply
    1,305,062.82x = 1,957,590.27 × 358,434.38
  4. Step 4: Simplify right side
    1,305,062.82x = 701,667,654,721.48
  5. Step 5: Solve for x
    x = 701,667,654,721.48/1,305,062.82
  6. Step 6: Final answer
    x = 537,650.48

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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.