Home / 634,371.18-951,558.39-213,942.30

Finding the Fourth Proportional to 634,371.18, 951,558.39 and 213,942.30

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Solution

The fourth proportional to 634,371.18, 951,558.39 and 213,942.30 is: 320,914.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,371.18 : 951,558.39 = 213,942.30 : x
  2. Step 2: Convert to fraction form
    634,371.18/951,558.39 = 213,942.30/x
  3. Step 3: Cross multiply
    634,371.18x = 951,558.39 × 213,942.30
  4. Step 4: Simplify right side
    634,371.18x = 203,578,590,540.90
  5. Step 5: Solve for x
    x = 203,578,590,540.90/634,371.18
  6. Step 6: Final answer
    x = 320,914.00

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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.