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Finding the Fourth Proportional to 476,996.54, 658,266.63 and 262,157

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Solution

The fourth proportional to 476,996.54, 658,266.63 and 262,157 is: 361,782.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,996.54 : 658,266.63 = 262,157 : x
  2. Step 2: Convert to fraction form
    476,996.54/658,266.63 = 262,157/x
  3. Step 3: Cross multiply
    476,996.54x = 658,266.63 × 262,157
  4. Step 4: Simplify right side
    476,996.54x = 172,569,204,920.91
  5. Step 5: Solve for x
    x = 172,569,204,920.91/476,996.54
  6. Step 6: Final answer
    x = 361,782.93

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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.