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Finding the Fourth Proportional to 440,202.52, 607,479.44 and 238,998.52

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Solution

The fourth proportional to 440,202.52, 607,479.44 and 238,998.52 is: 329,817.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,202.52 : 607,479.44 = 238,998.52 : x
  2. Step 2: Convert to fraction form
    440,202.52/607,479.44 = 238,998.52/x
  3. Step 3: Cross multiply
    440,202.52x = 607,479.44 × 238,998.52
  4. Step 4: Simplify right side
    440,202.52x = 145,186,687,090.43
  5. Step 5: Solve for x
    x = 145,186,687,090.43/440,202.52
  6. Step 6: Final answer
    x = 329,817.94

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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.