Home / 871,195.96-1,202,284.02-484,039.72

Finding the Fourth Proportional to 871,195.96, 1,202,284.02 and 484,039.72

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Solution

The fourth proportional to 871,195.96, 1,202,284.02 and 484,039.72 is: 667,993.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,195.96 : 1,202,284.02 = 484,039.72 : x
  2. Step 2: Convert to fraction form
    871,195.96/1,202,284.02 = 484,039.72/x
  3. Step 3: Cross multiply
    871,195.96x = 1,202,284.02 × 484,039.72
  4. Step 4: Simplify right side
    871,195.96x = 581,953,220,401.27
  5. Step 5: Solve for x
    x = 581,953,220,401.27/871,195.96
  6. Step 6: Final answer
    x = 667,993.48

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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.