Home / 313,260.48-432,196.56-177,280.92

Finding the Fourth Proportional to 313,260.48, 432,196.56 and 177,280.92

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Solution

The fourth proportional to 313,260.48, 432,196.56 and 177,280.92 is: 244,589.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,260.48 : 432,196.56 = 177,280.92 : x
  2. Step 2: Convert to fraction form
    313,260.48/432,196.56 = 177,280.92/x
  3. Step 3: Cross multiply
    313,260.48x = 432,196.56 × 177,280.92
  4. Step 4: Simplify right side
    313,260.48x = 76,620,203,777.64
  5. Step 5: Solve for x
    x = 76,620,203,777.64/313,260.48
  6. Step 6: Final answer
    x = 244,589.43

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1.5x scale

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.