Home / 834,856.25-1,252,182.32-355,277.22

Finding the Fourth Proportional to 834,856.25, 1,252,182.32 and 355,277.22

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Solution

The fourth proportional to 834,856.25, 1,252,182.32 and 355,277.22 is: 532,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,856.25 : 1,252,182.32 = 355,277.22 : x
  2. Step 2: Convert to fraction form
    834,856.25/1,252,182.32 = 355,277.22/x
  3. Step 3: Cross multiply
    834,856.25x = 1,252,182.32 × 355,277.22
  4. Step 4: Simplify right side
    834,856.25x = 444,871,851,806.36
  5. Step 5: Solve for x
    x = 444,871,851,806.36/834,856.25
  6. Step 6: Final answer
    x = 532,872.40

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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.