Home / 322,721.16-445,387.86-184,918.34

Finding the Fourth Proportional to 322,721.16, 445,387.86 and 184,918.34

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Solution

The fourth proportional to 322,721.16, 445,387.86 and 184,918.34 is: 255,206.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,721.16 : 445,387.86 = 184,918.34 : x
  2. Step 2: Convert to fraction form
    322,721.16/445,387.86 = 184,918.34/x
  3. Step 3: Cross multiply
    322,721.16x = 445,387.86 × 184,918.34
  4. Step 4: Simplify right side
    322,721.16x = 82,360,381,500.41
  5. Step 5: Solve for x
    x = 82,360,381,500.41/322,721.16
  6. Step 6: Final answer
    x = 255,206.02

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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.