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Finding the Fourth Proportional to 444,656.97, 666,909.36 and 160,290.90

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Solution

The fourth proportional to 444,656.97, 666,909.36 and 160,290.90 is: 240,408.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,656.97 : 666,909.36 = 160,290.90 : x
  2. Step 2: Convert to fraction form
    444,656.97/666,909.36 = 160,290.90/x
  3. Step 3: Cross multiply
    444,656.97x = 666,909.36 × 160,290.90
  4. Step 4: Simplify right side
    444,656.97x = 106,899,501,532.82
  5. Step 5: Solve for x
    x = 106,899,501,532.82/444,656.97
  6. Step 6: Final answer
    x = 240,408.92

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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.