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Finding the Fourth Proportional to 609,885.34, 914,872.97 and 160,603.11

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Solution

The fourth proportional to 609,885.34, 914,872.97 and 160,603.11 is: 240,916.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,885.34 : 914,872.97 = 160,603.11 : x
  2. Step 2: Convert to fraction form
    609,885.34/914,872.97 = 160,603.11/x
  3. Step 3: Cross multiply
    609,885.34x = 914,872.97 × 160,603.11
  4. Step 4: Simplify right side
    609,885.34x = 146,931,444,638.44
  5. Step 5: Solve for x
    x = 146,931,444,638.44/609,885.34
  6. Step 6: Final answer
    x = 240,916.51

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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.