Home / 871,633.14-1,202,845.23-484,449.42

Finding the Fourth Proportional to 871,633.14, 1,202,845.23 and 484,449.42

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Solution

The fourth proportional to 871,633.14, 1,202,845.23 and 484,449.42 is: 668,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,633.14 : 1,202,845.23 = 484,449.42 : x
  2. Step 2: Convert to fraction form
    871,633.14/1,202,845.23 = 484,449.42/x
  3. Step 3: Cross multiply
    871,633.14x = 1,202,845.23 × 484,449.42
  4. Step 4: Simplify right side
    871,633.14x = 582,717,674,023.27
  5. Step 5: Solve for x
    x = 582,717,674,023.27/871,633.14
  6. Step 6: Final answer
    x = 668,535.47

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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.