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Finding the Fourth Proportional to 324,271.31, 486,596.48 and 234,225.23

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Solution

The fourth proportional to 324,271.31, 486,596.48 and 234,225.23 is: 351,474.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,271.31 : 486,596.48 = 234,225.23 : x
  2. Step 2: Convert to fraction form
    324,271.31/486,596.48 = 234,225.23/x
  3. Step 3: Cross multiply
    324,271.31x = 486,596.48 × 234,225.23
  4. Step 4: Simplify right side
    324,271.31x = 113,973,168,841.08
  5. Step 5: Solve for x
    x = 113,973,168,841.08/324,271.31
  6. Step 6: Final answer
    x = 351,474.73

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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.