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Finding the Fourth Proportional to 367,617.40, 550,259.70 and 367,617.40

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Solution

The fourth proportional to 367,617.40, 550,259.70 and 367,617.40 is: 550,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,617.40 : 550,259.70 = 367,617.40 : x
  2. Step 2: Convert to fraction form
    367,617.40/550,259.70 = 367,617.40/x
  3. Step 3: Cross multiply
    367,617.40x = 550,259.70 × 367,617.40
  4. Step 4: Simplify right side
    367,617.40x = 202,285,040,238.78
  5. Step 5: Solve for x
    x = 202,285,040,238.78/367,617.40
  6. Step 6: Final answer
    x = 550,259.70

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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.