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Finding the Fourth Proportional to 590,339.36, 814,667.28 and 322,067.36

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Solution

The fourth proportional to 590,339.36, 814,667.28 and 322,067.36 is: 444,452.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,339.36 : 814,667.28 = 322,067.36 : x
  2. Step 2: Convert to fraction form
    590,339.36/814,667.28 = 322,067.36/x
  3. Step 3: Cross multiply
    590,339.36x = 814,667.28 × 322,067.36
  4. Step 4: Simplify right side
    590,339.36x = 262,377,740,147.98
  5. Step 5: Solve for x
    x = 262,377,740,147.98/590,339.36
  6. Step 6: Final answer
    x = 444,452.39

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1.5x scale

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.