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Finding the Fourth Proportional to 800,574.96, 1,104,411.72 and 494,541.12

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Solution

The fourth proportional to 800,574.96, 1,104,411.72 and 494,541.12 is: 682,230.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,574.96 : 1,104,411.72 = 494,541.12 : x
  2. Step 2: Convert to fraction form
    800,574.96/1,104,411.72 = 494,541.12/x
  3. Step 3: Cross multiply
    800,574.96x = 1,104,411.72 × 494,541.12
  4. Step 4: Simplify right side
    800,574.96x = 546,177,008,949.93
  5. Step 5: Solve for x
    x = 546,177,008,949.93/800,574.96
  6. Step 6: Final answer
    x = 682,230.94

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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.