Home / 313,270.29-432,308.34-177,330.02

Finding the Fourth Proportional to 313,270.29, 432,308.34 and 177,330.02

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Solution

The fourth proportional to 313,270.29, 432,308.34 and 177,330.02 is: 244,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,270.29 : 432,308.34 = 177,330.02 : x
  2. Step 2: Convert to fraction form
    313,270.29/432,308.34 = 177,330.02/x
  3. Step 3: Cross multiply
    313,270.29x = 432,308.34 × 177,330.02
  4. Step 4: Simplify right side
    313,270.29x = 76,661,244,416.83
  5. Step 5: Solve for x
    x = 76,661,244,416.83/313,270.29
  6. Step 6: Final answer
    x = 244,712.78

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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.