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Finding the Fourth Proportional to 330,475.41, 456,058.95 and 179,572.41

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Solution

The fourth proportional to 330,475.41, 456,058.95 and 179,572.41 is: 247,811.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,475.41 : 456,058.95 = 179,572.41 : x
  2. Step 2: Convert to fraction form
    330,475.41/456,058.95 = 179,572.41/x
  3. Step 3: Cross multiply
    330,475.41x = 456,058.95 × 179,572.41
  4. Step 4: Simplify right side
    330,475.41x = 81,895,604,753.57
  5. Step 5: Solve for x
    x = 81,895,604,753.57/330,475.41
  6. Step 6: Final answer
    x = 247,811.49

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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.