Home / 314,739.73-472,249.17-164,944.45

Finding the Fourth Proportional to 314,739.73, 472,249.17 and 164,944.45

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Solution

The fourth proportional to 314,739.73, 472,249.17 and 164,944.45 is: 247,489.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,739.73 : 472,249.17 = 164,944.45 : x
  2. Step 2: Convert to fraction form
    314,739.73/472,249.17 = 164,944.45/x
  3. Step 3: Cross multiply
    314,739.73x = 472,249.17 × 164,944.45
  4. Step 4: Simplify right side
    314,739.73x = 77,894,879,608.61
  5. Step 5: Solve for x
    x = 77,894,879,608.61/314,739.73
  6. Step 6: Final answer
    x = 247,489.82

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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.