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Finding the Fourth Proportional to 444,801.70, 667,072.95 and 160,459.30

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Solution

The fourth proportional to 444,801.70, 667,072.95 and 160,459.30 is: 240,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,801.70 : 667,072.95 = 160,459.30 : x
  2. Step 2: Convert to fraction form
    444,801.70/667,072.95 = 160,459.30/x
  3. Step 3: Cross multiply
    444,801.70x = 667,072.95 × 160,459.30
  4. Step 4: Simplify right side
    444,801.70x = 107,038,058,605.94
  5. Step 5: Solve for x
    x = 107,038,058,605.94/444,801.70
  6. Step 6: Final answer
    x = 240,642.20

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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.