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Finding the Fourth Proportional to 330,969.66, 496,459.97 and 160,092.06

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Solution

The fourth proportional to 330,969.66, 496,459.97 and 160,092.06 is: 240,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,969.66 : 496,459.97 = 160,092.06 : x
  2. Step 2: Convert to fraction form
    330,969.66/496,459.97 = 160,092.06/x
  3. Step 3: Cross multiply
    330,969.66x = 496,459.97 × 160,092.06
  4. Step 4: Simplify right side
    330,969.66x = 79,479,298,504.38
  5. Step 5: Solve for x
    x = 79,479,298,504.38/330,969.66
  6. Step 6: Final answer
    x = 240,140.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.