Home / 1,216.46-1,824.68-350.77

Finding the Fourth Proportional to 1,216.46, 1,824.68 and 350.77

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Solution

The fourth proportional to 1,216.46, 1,824.68 and 350.77 is: 526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216.46 : 1,824.68 = 350.77 : x
  2. Step 2: Convert to fraction form
    1,216.46/1,824.68 = 350.77/x
  3. Step 3: Cross multiply
    1,216.46x = 1,824.68 × 350.77
  4. Step 4: Simplify right side
    1,216.46x = 640,043.00
  5. Step 5: Solve for x
    x = 640,043.00/1,216.46
  6. Step 6: Final answer
    x = 526.15

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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.