Home / 392,829.56-589,003.19-152,663.03

Finding the Fourth Proportional to 392,829.56, 589,003.19 and 152,663.03

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Solution

The fourth proportional to 392,829.56, 589,003.19 and 152,663.03 is: 228,900.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,829.56 : 589,003.19 = 152,663.03 : x
  2. Step 2: Convert to fraction form
    392,829.56/589,003.19 = 152,663.03/x
  3. Step 3: Cross multiply
    392,829.56x = 589,003.19 × 152,663.03
  4. Step 4: Simplify right side
    392,829.56x = 89,919,007,956.73
  5. Step 5: Solve for x
    x = 89,919,007,956.73/392,829.56
  6. Step 6: Final answer
    x = 228,900.82

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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.