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Finding the Fourth Proportional to 330,560.68, 456,171.60 and 179,657.68

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Solution

The fourth proportional to 330,560.68, 456,171.60 and 179,657.68 is: 247,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,560.68 : 456,171.60 = 179,657.68 : x
  2. Step 2: Convert to fraction form
    330,560.68/456,171.60 = 179,657.68/x
  3. Step 3: Cross multiply
    330,560.68x = 456,171.60 × 179,657.68
  4. Step 4: Simplify right side
    330,560.68x = 81,954,731,337.89
  5. Step 5: Solve for x
    x = 81,954,731,337.89/330,560.68
  6. Step 6: Final answer
    x = 247,926.44

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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.