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Finding the Fourth Proportional to 304,782.54, 420,606.23 and 182,401.44

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Solution

The fourth proportional to 304,782.54, 420,606.23 and 182,401.44 is: 251,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,782.54 : 420,606.23 = 182,401.44 : x
  2. Step 2: Convert to fraction form
    304,782.54/420,606.23 = 182,401.44/x
  3. Step 3: Cross multiply
    304,782.54x = 420,606.23 × 182,401.44
  4. Step 4: Simplify right side
    304,782.54x = 76,719,181,705.41
  5. Step 5: Solve for x
    x = 76,719,181,705.41/304,782.54
  6. Step 6: Final answer
    x = 251,717.77

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1.5x scale

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.