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Finding the Fourth Proportional to 340,513.92, 469,696.20 and 244,869.12

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Solution

The fourth proportional to 340,513.92, 469,696.20 and 244,869.12 is: 337,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,513.92 : 469,696.20 = 244,869.12 : x
  2. Step 2: Convert to fraction form
    340,513.92/469,696.20 = 244,869.12/x
  3. Step 3: Cross multiply
    340,513.92x = 469,696.20 × 244,869.12
  4. Step 4: Simplify right side
    340,513.92x = 115,014,095,161.34
  5. Step 5: Solve for x
    x = 115,014,095,161.34/340,513.92
  6. Step 6: Final answer
    x = 337,766.21

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1.5x scale

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.