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Finding the Fourth Proportional to 324,898.34, 448,373.97 and 181,658.48

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Solution

The fourth proportional to 324,898.34, 448,373.97 and 181,658.48 is: 250,696.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,898.34 : 448,373.97 = 181,658.48 : x
  2. Step 2: Convert to fraction form
    324,898.34/448,373.97 = 181,658.48/x
  3. Step 3: Cross multiply
    324,898.34x = 448,373.97 × 181,658.48
  4. Step 4: Simplify right side
    324,898.34x = 81,450,931,619.90
  5. Step 5: Solve for x
    x = 81,450,931,619.90/324,898.34
  6. Step 6: Final answer
    x = 250,696.67

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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.