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Finding the Fourth Proportional to 492,476.58, 738,846.50 and 176,936.22

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Solution

The fourth proportional to 492,476.58, 738,846.50 and 176,936.22 is: 265,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,476.58 : 738,846.50 = 176,936.22 : x
  2. Step 2: Convert to fraction form
    492,476.58/738,846.50 = 176,936.22/x
  3. Step 3: Cross multiply
    492,476.58x = 738,846.50 × 176,936.22
  4. Step 4: Simplify right side
    492,476.58x = 130,728,705,985.55
  5. Step 5: Solve for x
    x = 130,728,705,985.55/492,476.58
  6. Step 6: Final answer
    x = 265,451.62

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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.