Home / 330,534.02-456,140.49-179,631.02

Finding the Fourth Proportional to 330,534.02, 456,140.49 and 179,631.02

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Solution

The fourth proportional to 330,534.02, 456,140.49 and 179,631.02 is: 247,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,534.02 : 456,140.49 = 179,631.02 : x
  2. Step 2: Convert to fraction form
    330,534.02/456,140.49 = 179,631.02/x
  3. Step 3: Cross multiply
    330,534.02x = 456,140.49 × 179,631.02
  4. Step 4: Simplify right side
    330,534.02x = 81,936,981,482.00
  5. Step 5: Solve for x
    x = 81,936,981,482.00/330,534.02
  6. Step 6: Final answer
    x = 247,892.73

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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.