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Finding the Fourth Proportional to 602,660.50, 831,610.92 and 360,936.88

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Solution

The fourth proportional to 602,660.50, 831,610.92 and 360,936.88 is: 498,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,660.50 : 831,610.92 = 360,936.88 : x
  2. Step 2: Convert to fraction form
    602,660.50/831,610.92 = 360,936.88/x
  3. Step 3: Cross multiply
    602,660.50x = 831,610.92 × 360,936.88
  4. Step 4: Simplify right side
    602,660.50x = 300,159,050,838.73
  5. Step 5: Solve for x
    x = 300,159,050,838.73/602,660.50
  6. Step 6: Final answer
    x = 498,056.62

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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.