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Finding the Fourth Proportional to 215,722.24, 323,612.52 and 202,600.24

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Solution

The fourth proportional to 215,722.24, 323,612.52 and 202,600.24 is: 303,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,722.24 : 323,612.52 = 202,600.24 : x
  2. Step 2: Convert to fraction form
    215,722.24/323,612.52 = 202,600.24/x
  3. Step 3: Cross multiply
    215,722.24x = 323,612.52 × 202,600.24
  4. Step 4: Simplify right side
    215,722.24x = 65,563,974,219.00
  5. Step 5: Solve for x
    x = 65,563,974,219.00/215,722.24
  6. Step 6: Final answer
    x = 303,927.75

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1.5x scale

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.