Home / 634,378.73-951,674.75-314,546.39

Finding the Fourth Proportional to 634,378.73, 951,674.75 and 314,546.39

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Solution

The fourth proportional to 634,378.73, 951,674.75 and 314,546.39 is: 471,872.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,378.73 : 951,674.75 = 314,546.39 : x
  2. Step 2: Convert to fraction form
    634,378.73/951,674.75 = 314,546.39/x
  3. Step 3: Cross multiply
    634,378.73x = 951,674.75 × 314,546.39
  4. Step 4: Simplify right side
    634,378.73x = 299,345,850,735.55
  5. Step 5: Solve for x
    x = 299,345,850,735.55/634,378.73
  6. Step 6: Final answer
    x = 471,872.46

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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.