Home / 331,452.24-457,211.66-208,896.60

Finding the Fourth Proportional to 331,452.24, 457,211.66 and 208,896.60

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Solution

The fourth proportional to 331,452.24, 457,211.66 and 208,896.60 is: 288,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,452.24 : 457,211.66 = 208,896.60 : x
  2. Step 2: Convert to fraction form
    331,452.24/457,211.66 = 208,896.60/x
  3. Step 3: Cross multiply
    331,452.24x = 457,211.66 × 208,896.60
  4. Step 4: Simplify right side
    331,452.24x = 95,509,961,254.36
  5. Step 5: Solve for x
    x = 95,509,961,254.36/331,452.24
  6. Step 6: Final answer
    x = 288,156.03

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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.