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Finding the Fourth Proportional to 892,846.30, 1,232,137 and 484,952.14

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Solution

The fourth proportional to 892,846.30, 1,232,137 and 484,952.14 is: 669,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,846.30 : 1,232,137 = 484,952.14 : x
  2. Step 2: Convert to fraction form
    892,846.30/1,232,137 = 484,952.14/x
  3. Step 3: Cross multiply
    892,846.30x = 1,232,137 × 484,952.14
  4. Step 4: Simplify right side
    892,846.30x = 597,527,474,923.18
  5. Step 5: Solve for x
    x = 597,527,474,923.18/892,846.30
  6. Step 6: Final answer
    x = 669,238.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.