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Finding the Fourth Proportional to 370,902.39, 555,488.34 and 270,814.34

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Solution

The fourth proportional to 370,902.39, 555,488.34 and 270,814.34 is: 405,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,902.39 : 555,488.34 = 270,814.34 : x
  2. Step 2: Convert to fraction form
    370,902.39/555,488.34 = 270,814.34/x
  3. Step 3: Cross multiply
    370,902.39x = 555,488.34 × 270,814.34
  4. Step 4: Simplify right side
    370,902.39x = 150,434,208,174.80
  5. Step 5: Solve for x
    x = 150,434,208,174.80/370,902.39
  6. Step 6: Final answer
    x = 405,589.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.