Home / 466,723.81-644,087.06-275,736.75

Finding the Fourth Proportional to 466,723.81, 644,087.06 and 275,736.75

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Solution

The fourth proportional to 466,723.81, 644,087.06 and 275,736.75 is: 380,521.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,723.81 : 644,087.06 = 275,736.75 : x
  2. Step 2: Convert to fraction form
    466,723.81/644,087.06 = 275,736.75/x
  3. Step 3: Cross multiply
    466,723.81x = 644,087.06 × 275,736.75
  4. Step 4: Simplify right side
    466,723.81x = 177,598,472,641.46
  5. Step 5: Solve for x
    x = 177,598,472,641.46/466,723.81
  6. Step 6: Final answer
    x = 380,521.56

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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.