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Finding the Fourth Proportional to 330,473.41, 456,056.19 and 179,570.41

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Solution

The fourth proportional to 330,473.41, 456,056.19 and 179,570.41 is: 247,808.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,473.41 : 456,056.19 = 179,570.41 : x
  2. Step 2: Convert to fraction form
    330,473.41/456,056.19 = 179,570.41/x
  3. Step 3: Cross multiply
    330,473.41x = 456,056.19 × 179,570.41
  4. Step 4: Simplify right side
    330,473.41x = 81,894,197,021.34
  5. Step 5: Solve for x
    x = 81,894,197,021.34/330,473.41
  6. Step 6: Final answer
    x = 247,808.73

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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.