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Finding the Fourth Proportional to 304,797.65, 420,621.19 and 182,369.39

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Solution

The fourth proportional to 304,797.65, 420,621.19 and 182,369.39 is: 251,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,797.65 : 420,621.19 = 182,369.39 : x
  2. Step 2: Convert to fraction form
    304,797.65/420,621.19 = 182,369.39/x
  3. Step 3: Cross multiply
    304,797.65x = 420,621.19 × 182,369.39
  4. Step 4: Simplify right side
    304,797.65x = 76,708,427,282.34
  5. Step 5: Solve for x
    x = 76,708,427,282.34/304,797.65
  6. Step 6: Final answer
    x = 251,670.01

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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.