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Finding the Fourth Proportional to 440,266, 607,567.08 and 239,062

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Solution

The fourth proportional to 440,266, 607,567.08 and 239,062 is: 329,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,266 : 607,567.08 = 239,062 : x
  2. Step 2: Convert to fraction form
    440,266/607,567.08 = 239,062/x
  3. Step 3: Cross multiply
    440,266x = 607,567.08 × 239,062
  4. Step 4: Simplify right side
    440,266x = 145,246,201,278.96
  5. Step 5: Solve for x
    x = 145,246,201,278.96/440,266
  6. Step 6: Final answer
    x = 329,905.56

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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.