Home / 842,715.72-1,264,067.51-337,393.37

Finding the Fourth Proportional to 842,715.72, 1,264,067.51 and 337,393.37

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Solution

The fourth proportional to 842,715.72, 1,264,067.51 and 337,393.37 is: 506,087.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,715.72 : 1,264,067.51 = 337,393.37 : x
  2. Step 2: Convert to fraction form
    842,715.72/1,264,067.51 = 337,393.37/x
  3. Step 3: Cross multiply
    842,715.72x = 1,264,067.51 × 337,393.37
  4. Step 4: Simplify right side
    842,715.72x = 426,487,998,579.61
  5. Step 5: Solve for x
    x = 426,487,998,579.61/842,715.72
  6. Step 6: Final answer
    x = 506,087.63

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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.