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Finding the Fourth Proportional to 330,549.51, 456,158.07 and 179,646.51

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Solution

The fourth proportional to 330,549.51, 456,158.07 and 179,646.51 is: 247,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,549.51 : 456,158.07 = 179,646.51 : x
  2. Step 2: Convert to fraction form
    330,549.51/456,158.07 = 179,646.51/x
  3. Step 3: Cross multiply
    330,549.51x = 456,158.07 × 179,646.51
  4. Step 4: Simplify right side
    330,549.51x = 81,947,205,283.84
  5. Step 5: Solve for x
    x = 81,947,205,283.84/330,549.51
  6. Step 6: Final answer
    x = 247,912.05

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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.