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Finding the Fourth Proportional to 550,408.02, 825,612.03 and 550,408.02

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Solution

The fourth proportional to 550,408.02, 825,612.03 and 550,408.02 is: 825,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,408.02 : 825,612.03 = 550,408.02 : x
  2. Step 2: Convert to fraction form
    550,408.02/825,612.03 = 550,408.02/x
  3. Step 3: Cross multiply
    550,408.02x = 825,612.03 × 550,408.02
  4. Step 4: Simplify right side
    550,408.02x = 454,423,482,720.48
  5. Step 5: Solve for x
    x = 454,423,482,720.48/550,408.02
  6. Step 6: Final answer
    x = 825,612.03

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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.