Home / 598,394.10-897,397.56-198,928.02

Finding the Fourth Proportional to 598,394.10, 897,397.56 and 198,928.02

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Solution

The fourth proportional to 598,394.10, 897,397.56 and 198,928.02 is: 298,327.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,394.10 : 897,397.56 = 198,928.02 : x
  2. Step 2: Convert to fraction form
    598,394.10/897,397.56 = 198,928.02/x
  3. Step 3: Cross multiply
    598,394.10x = 897,397.56 × 198,928.02
  4. Step 4: Simplify right side
    598,394.10x = 178,517,519,763.63
  5. Step 5: Solve for x
    x = 178,517,519,763.63/598,394.10
  6. Step 6: Final answer
    x = 298,327.67

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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.