Home / 1,209,412.62-1,814,381.37-367,942.50

Finding the Fourth Proportional to 1,209,412.62, 1,814,381.37 and 367,942.50

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Solution

The fourth proportional to 1,209,412.62, 1,814,381.37 and 367,942.50 is: 551,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,412.62 : 1,814,381.37 = 367,942.50 : x
  2. Step 2: Convert to fraction form
    1,209,412.62/1,814,381.37 = 367,942.50/x
  3. Step 3: Cross multiply
    1,209,412.62x = 1,814,381.37 × 367,942.50
  4. Step 4: Simplify right side
    1,209,412.62x = 667,588,017,231.23
  5. Step 5: Solve for x
    x = 667,588,017,231.23/1,209,412.62
  6. Step 6: Final answer
    x = 551,993.59

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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.