Home / 228,949.24-341,739.56-212,904.76

Finding the Fourth Proportional to 228,949.24, 341,739.56 and 212,904.76

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Solution

The fourth proportional to 228,949.24, 341,739.56 and 212,904.76 is: 317,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,949.24 : 341,739.56 = 212,904.76 : x
  2. Step 2: Convert to fraction form
    228,949.24/341,739.56 = 212,904.76/x
  3. Step 3: Cross multiply
    228,949.24x = 341,739.56 × 212,904.76
  4. Step 4: Simplify right side
    228,949.24x = 72,757,979,004.31
  5. Step 5: Solve for x
    x = 72,757,979,004.31/228,949.24
  6. Step 6: Final answer
    x = 317,790.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.