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Finding the Fourth Proportional to 302,043.44, 416,841.60 and 181,189.76

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Solution

The fourth proportional to 302,043.44, 416,841.60 and 181,189.76 is: 250,054.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,043.44 : 416,841.60 = 181,189.76 : x
  2. Step 2: Convert to fraction form
    302,043.44/416,841.60 = 181,189.76/x
  3. Step 3: Cross multiply
    302,043.44x = 416,841.60 × 181,189.76
  4. Step 4: Simplify right side
    302,043.44x = 75,527,429,462.02
  5. Step 5: Solve for x
    x = 75,527,429,462.02/302,043.44
  6. Step 6: Final answer
    x = 250,054.86

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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.