Home / 671,492.52-1,006,896.54-329,958.63

Finding the Fourth Proportional to 671,492.52, 1,006,896.54 and 329,958.63

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Solution

The fourth proportional to 671,492.52, 1,006,896.54 and 329,958.63 is: 494,769.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,492.52 : 1,006,896.54 = 329,958.63 : x
  2. Step 2: Convert to fraction form
    671,492.52/1,006,896.54 = 329,958.63/x
  3. Step 3: Cross multiply
    671,492.52x = 1,006,896.54 × 329,958.63
  4. Step 4: Simplify right side
    671,492.52x = 332,234,202,890.14
  5. Step 5: Solve for x
    x = 332,234,202,890.14/671,492.52
  6. Step 6: Final answer
    x = 494,769.77

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Double scale
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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.