Home / 756,700.77-1,134,709.57-216,833.56

Finding the Fourth Proportional to 756,700.77, 1,134,709.57 and 216,833.56

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Solution

The fourth proportional to 756,700.77, 1,134,709.57 and 216,833.56 is: 325,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,700.77 : 1,134,709.57 = 216,833.56 : x
  2. Step 2: Convert to fraction form
    756,700.77/1,134,709.57 = 216,833.56/x
  3. Step 3: Cross multiply
    756,700.77x = 1,134,709.57 × 216,833.56
  4. Step 4: Simplify right side
    756,700.77x = 246,043,115,629.17
  5. Step 5: Solve for x
    x = 246,043,115,629.17/756,700.77
  6. Step 6: Final answer
    x = 325,152.46

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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.