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Finding the Fourth Proportional to 440,924.53, 608,458.12 and 259,644.10

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Solution

The fourth proportional to 440,924.53, 608,458.12 and 259,644.10 is: 358,298.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,924.53 : 608,458.12 = 259,644.10 : x
  2. Step 2: Convert to fraction form
    440,924.53/608,458.12 = 259,644.10/x
  3. Step 3: Cross multiply
    440,924.53x = 608,458.12 × 259,644.10
  4. Step 4: Simplify right side
    440,924.53x = 157,982,560,955.09
  5. Step 5: Solve for x
    x = 157,982,560,955.09/440,924.53
  6. Step 6: Final answer
    x = 358,298.42

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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.