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Finding the Fourth Proportional to 444,168.48, 612,966.96 and 242,964.48

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Solution

The fourth proportional to 444,168.48, 612,966.96 and 242,964.48 is: 335,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,168.48 : 612,966.96 = 242,964.48 : x
  2. Step 2: Convert to fraction form
    444,168.48/612,966.96 = 242,964.48/x
  3. Step 3: Cross multiply
    444,168.48x = 612,966.96 × 242,964.48
  4. Step 4: Simplify right side
    444,168.48x = 148,929,198,693.58
  5. Step 5: Solve for x
    x = 148,929,198,693.58/444,168.48
  6. Step 6: Final answer
    x = 335,298.89

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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.