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Finding the Fourth Proportional to 610,673.54, 916,016.22 and 231,492.38

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Solution

The fourth proportional to 610,673.54, 916,016.22 and 231,492.38 is: 347,240.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,673.54 : 916,016.22 = 231,492.38 : x
  2. Step 2: Convert to fraction form
    610,673.54/916,016.22 = 231,492.38/x
  3. Step 3: Cross multiply
    610,673.54x = 916,016.22 × 231,492.38
  4. Step 4: Simplify right side
    610,673.54x = 212,050,770,306.32
  5. Step 5: Solve for x
    x = 212,050,770,306.32/610,673.54
  6. Step 6: Final answer
    x = 347,240.81

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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.