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Finding the Fourth Proportional to 340,273.07, 510,384.99 and 162,732.41

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Solution

The fourth proportional to 340,273.07, 510,384.99 and 162,732.41 is: 244,086.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,273.07 : 510,384.99 = 162,732.41 : x
  2. Step 2: Convert to fraction form
    340,273.07/510,384.99 = 162,732.41/x
  3. Step 3: Cross multiply
    340,273.07x = 510,384.99 × 162,732.41
  4. Step 4: Simplify right side
    340,273.07x = 83,056,179,422.79
  5. Step 5: Solve for x
    x = 83,056,179,422.79/340,273.07
  6. Step 6: Final answer
    x = 244,086.84

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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.