Home / 1,156,745.88-1,735,067.79-315,297.63

Finding the Fourth Proportional to 1,156,745.88, 1,735,067.79 and 315,297.63

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Solution

The fourth proportional to 1,156,745.88, 1,735,067.79 and 315,297.63 is: 472,932.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,745.88 : 1,735,067.79 = 315,297.63 : x
  2. Step 2: Convert to fraction form
    1,156,745.88/1,735,067.79 = 315,297.63/x
  3. Step 3: Cross multiply
    1,156,745.88x = 1,735,067.79 × 315,297.63
  4. Step 4: Simplify right side
    1,156,745.88x = 547,062,762,076.34
  5. Step 5: Solve for x
    x = 547,062,762,076.34/1,156,745.88
  6. Step 6: Final answer
    x = 472,932.54

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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.