Home / 322,721.97-483,749.43-122,988.74

Finding the Fourth Proportional to 322,721.97, 483,749.43 and 122,988.74

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Solution

The fourth proportional to 322,721.97, 483,749.43 and 122,988.74 is: 184,356.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,721.97 : 483,749.43 = 122,988.74 : x
  2. Step 2: Convert to fraction form
    322,721.97/483,749.43 = 122,988.74/x
  3. Step 3: Cross multiply
    322,721.97x = 483,749.43 × 122,988.74
  4. Step 4: Simplify right side
    322,721.97x = 59,495,730,452.67
  5. Step 5: Solve for x
    x = 59,495,730,452.67/322,721.97
  6. Step 6: Final answer
    x = 184,356.00

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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.