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Finding the Fourth Proportional to 922,241.64, 1,383,576.30 and 361,281

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Solution

The fourth proportional to 922,241.64, 1,383,576.30 and 361,281 is: 542,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,241.64 : 1,383,576.30 = 361,281 : x
  2. Step 2: Convert to fraction form
    922,241.64/1,383,576.30 = 361,281/x
  3. Step 3: Cross multiply
    922,241.64x = 1,383,576.30 × 361,281
  4. Step 4: Simplify right side
    922,241.64x = 499,859,829,240.30
  5. Step 5: Solve for x
    x = 499,859,829,240.30/922,241.64
  6. Step 6: Final answer
    x = 542,005.27

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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.