Home / 313,270.79-432,309.03-177,330.52

Finding the Fourth Proportional to 313,270.79, 432,309.03 and 177,330.52

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Solution

The fourth proportional to 313,270.79, 432,309.03 and 177,330.52 is: 244,713.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,270.79 : 432,309.03 = 177,330.52 : x
  2. Step 2: Convert to fraction form
    313,270.79/432,309.03 = 177,330.52/x
  3. Step 3: Cross multiply
    313,270.79x = 432,309.03 × 177,330.52
  4. Step 4: Simplify right side
    313,270.79x = 76,661,582,929.05
  5. Step 5: Solve for x
    x = 76,661,582,929.05/313,270.79
  6. Step 6: Final answer
    x = 244,713.47

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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.