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Finding the Fourth Proportional to 444,169.48, 612,968.34 and 242,965.48

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Solution

The fourth proportional to 444,169.48, 612,968.34 and 242,965.48 is: 335,300.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,169.48 : 612,968.34 = 242,965.48 : x
  2. Step 2: Convert to fraction form
    444,169.48/612,968.34 = 242,965.48/x
  3. Step 3: Cross multiply
    444,169.48x = 612,968.34 × 242,965.48
  4. Step 4: Simplify right side
    444,169.48x = 148,930,146,952.90
  5. Step 5: Solve for x
    x = 148,930,146,952.90/444,169.48
  6. Step 6: Final answer
    x = 335,300.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.