Home / 634,500.38-951,999.80-279,265.37

Finding the Fourth Proportional to 634,500.38, 951,999.80 and 279,265.37

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Solution

The fourth proportional to 634,500.38, 951,999.80 and 279,265.37 is: 419,007.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,500.38 : 951,999.80 = 279,265.37 : x
  2. Step 2: Convert to fraction form
    634,500.38/951,999.80 = 279,265.37/x
  3. Step 3: Cross multiply
    634,500.38x = 951,999.80 × 279,265.37
  4. Step 4: Simplify right side
    634,500.38x = 265,860,570,230.60
  5. Step 5: Solve for x
    x = 265,860,570,230.60/634,500.38
  6. Step 6: Final answer
    x = 419,007.74

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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.