Home / 476,912.57-658,139.22-262,066.50

Finding the Fourth Proportional to 476,912.57, 658,139.22 and 262,066.50

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Solution

The fourth proportional to 476,912.57, 658,139.22 and 262,066.50 is: 361,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,912.57 : 658,139.22 = 262,066.50 : x
  2. Step 2: Convert to fraction form
    476,912.57/658,139.22 = 262,066.50/x
  3. Step 3: Cross multiply
    476,912.57x = 658,139.22 × 262,066.50
  4. Step 4: Simplify right side
    476,912.57x = 172,476,241,898.13
  5. Step 5: Solve for x
    x = 172,476,241,898.13/476,912.57
  6. Step 6: Final answer
    x = 361,651.70

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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.