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Finding the Fourth Proportional to 600,620.87, 900,303.66 and 200,932.85

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Solution

The fourth proportional to 600,620.87, 900,303.66 and 200,932.85 is: 301,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,620.87 : 900,303.66 = 200,932.85 : x
  2. Step 2: Convert to fraction form
    600,620.87/900,303.66 = 200,932.85/x
  3. Step 3: Cross multiply
    600,620.87x = 900,303.66 × 200,932.85
  4. Step 4: Simplify right side
    600,620.87x = 180,900,582,519.99
  5. Step 5: Solve for x
    x = 180,900,582,519.99/600,620.87
  6. Step 6: Final answer
    x = 301,189.30

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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.