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Finding the Fourth Proportional to 330,463.16, 456,041.96 and 179,560.16

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Solution

The fourth proportional to 330,463.16, 456,041.96 and 179,560.16 is: 247,794.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,463.16 : 456,041.96 = 179,560.16 : x
  2. Step 2: Convert to fraction form
    330,463.16/456,041.96 = 179,560.16/x
  3. Step 3: Cross multiply
    330,463.16x = 456,041.96 × 179,560.16
  4. Step 4: Simplify right side
    330,463.16x = 81,886,967,304.31
  5. Step 5: Solve for x
    x = 81,886,967,304.31/330,463.16
  6. Step 6: Final answer
    x = 247,794.54

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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.