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Finding the Fourth Proportional to 260,431.84, 359,374.21 and 241,390.36

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Solution

The fourth proportional to 260,431.84, 359,374.21 and 241,390.36 is: 333,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,431.84 : 359,374.21 = 241,390.36 : x
  2. Step 2: Convert to fraction form
    260,431.84/359,374.21 = 241,390.36/x
  3. Step 3: Cross multiply
    260,431.84x = 359,374.21 × 241,390.36
  4. Step 4: Simplify right side
    260,431.84x = 86,749,469,926.62
  5. Step 5: Solve for x
    x = 86,749,469,926.62/260,431.84
  6. Step 6: Final answer
    x = 333,098.56

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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.