Home / 331,946.26-458,083.68-188,706.34

Finding the Fourth Proportional to 331,946.26, 458,083.68 and 188,706.34

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Solution

The fourth proportional to 331,946.26, 458,083.68 and 188,706.34 is: 260,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,946.26 : 458,083.68 = 188,706.34 : x
  2. Step 2: Convert to fraction form
    331,946.26/458,083.68 = 188,706.34/x
  3. Step 3: Cross multiply
    331,946.26x = 458,083.68 × 188,706.34
  4. Step 4: Simplify right side
    331,946.26x = 86,443,294,666.53
  5. Step 5: Solve for x
    x = 86,443,294,666.53/331,946.26
  6. Step 6: Final answer
    x = 260,413.52

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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.