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Finding the Fourth Proportional to 302,245.76, 453,352.23 and 91,867.30

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Solution

The fourth proportional to 302,245.76, 453,352.23 and 91,867.30 is: 137,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,245.76 : 453,352.23 = 91,867.30 : x
  2. Step 2: Convert to fraction form
    302,245.76/453,352.23 = 91,867.30/x
  3. Step 3: Cross multiply
    302,245.76x = 453,352.23 × 91,867.30
  4. Step 4: Simplify right side
    302,245.76x = 41,648,244,185.70
  5. Step 5: Solve for x
    x = 41,648,244,185.70/302,245.76
  6. Step 6: Final answer
    x = 137,795.96

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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.