Home / 542,965.48-749,273.94-328,067.56

Finding the Fourth Proportional to 542,965.48, 749,273.94 and 328,067.56

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Solution

The fourth proportional to 542,965.48, 749,273.94 and 328,067.56 is: 452,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,965.48 : 749,273.94 = 328,067.56 : x
  2. Step 2: Convert to fraction form
    542,965.48/749,273.94 = 328,067.56/x
  3. Step 3: Cross multiply
    542,965.48x = 749,273.94 × 328,067.56
  4. Step 4: Simplify right side
    542,965.48x = 245,812,473,267.39
  5. Step 5: Solve for x
    x = 245,812,473,267.39/542,965.48
  6. Step 6: Final answer
    x = 452,722.10

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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.