Home / 476,986.30-658,209.27-262,121.74

Finding the Fourth Proportional to 476,986.30, 658,209.27 and 262,121.74

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Solution

The fourth proportional to 476,986.30, 658,209.27 and 262,121.74 is: 361,710.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,986.30 : 658,209.27 = 262,121.74 : x
  2. Step 2: Convert to fraction form
    476,986.30/658,209.27 = 262,121.74/x
  3. Step 3: Cross multiply
    476,986.30x = 658,209.27 × 262,121.74
  4. Step 4: Simplify right side
    476,986.30x = 172,530,959,136.53
  5. Step 5: Solve for x
    x = 172,530,959,136.53/476,986.30
  6. Step 6: Final answer
    x = 361,710.51

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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.