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Finding the Fourth Proportional to 367,351.80, 549,990.90 and 367,351.80

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Solution

The fourth proportional to 367,351.80, 549,990.90 and 367,351.80 is: 549,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,351.80 : 549,990.90 = 367,351.80 : x
  2. Step 2: Convert to fraction form
    367,351.80/549,990.90 = 367,351.80/x
  3. Step 3: Cross multiply
    367,351.80x = 549,990.90 × 367,351.80
  4. Step 4: Simplify right side
    367,351.80x = 202,040,147,098.62
  5. Step 5: Solve for x
    x = 202,040,147,098.62/367,351.80
  6. Step 6: Final answer
    x = 549,990.90

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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.