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Finding the Fourth Proportional to 273,328.28, 410,110.82 and 146,820.92

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Solution

The fourth proportional to 273,328.28, 410,110.82 and 146,820.92 is: 220,294.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,328.28 : 410,110.82 = 146,820.92 : x
  2. Step 2: Convert to fraction form
    273,328.28/410,110.82 = 146,820.92/x
  3. Step 3: Cross multiply
    273,328.28x = 410,110.82 × 146,820.92
  4. Step 4: Simplify right side
    273,328.28x = 60,212,848,024.06
  5. Step 5: Solve for x
    x = 60,212,848,024.06/273,328.28
  6. Step 6: Final answer
    x = 220,294.98

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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.