Home / 468,560.49-646,587.93-274,942.14

Finding the Fourth Proportional to 468,560.49, 646,587.93 and 274,942.14

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Solution

The fourth proportional to 468,560.49, 646,587.93 and 274,942.14 is: 379,405.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,560.49 : 646,587.93 = 274,942.14 : x
  2. Step 2: Convert to fraction form
    468,560.49/646,587.93 = 274,942.14/x
  3. Step 3: Cross multiply
    468,560.49x = 646,587.93 × 274,942.14
  4. Step 4: Simplify right side
    468,560.49x = 177,774,269,172.37
  5. Step 5: Solve for x
    x = 177,774,269,172.37/468,560.49
  6. Step 6: Final answer
    x = 379,405.16

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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.