Home / 634,719.72-952,102.32-213,999.24

Finding the Fourth Proportional to 634,719.72, 952,102.32 and 213,999.24

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Solution

The fourth proportional to 634,719.72, 952,102.32 and 213,999.24 is: 321,006.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,719.72 : 952,102.32 = 213,999.24 : x
  2. Step 2: Convert to fraction form
    634,719.72/952,102.32 = 213,999.24/x
  3. Step 3: Cross multiply
    634,719.72x = 952,102.32 × 213,999.24
  4. Step 4: Simplify right side
    634,719.72x = 203,749,172,882.24
  5. Step 5: Solve for x
    x = 203,749,172,882.24/634,719.72
  6. Step 6: Final answer
    x = 321,006.53

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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.