Home / 634,269.20-951,258.15-378,174.20

Finding the Fourth Proportional to 634,269.20, 951,258.15 and 378,174.20

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Solution

The fourth proportional to 634,269.20, 951,258.15 and 378,174.20 is: 567,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,269.20 : 951,258.15 = 378,174.20 : x
  2. Step 2: Convert to fraction form
    634,269.20/951,258.15 = 378,174.20/x
  3. Step 3: Cross multiply
    634,269.20x = 951,258.15 × 378,174.20
  4. Step 4: Simplify right side
    634,269.20x = 359,741,285,113.44
  5. Step 5: Solve for x
    x = 359,741,285,113.44/634,269.20
  6. Step 6: Final answer
    x = 567,174.46

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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.