Home / 297,630.07-410,734.46-161,664.28

Finding the Fourth Proportional to 297,630.07, 410,734.46 and 161,664.28

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Solution

The fourth proportional to 297,630.07, 410,734.46 and 161,664.28 is: 223,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,630.07 : 410,734.46 = 161,664.28 : x
  2. Step 2: Convert to fraction form
    297,630.07/410,734.46 = 161,664.28/x
  3. Step 3: Cross multiply
    297,630.07x = 410,734.46 × 161,664.28
  4. Step 4: Simplify right side
    297,630.07x = 66,401,090,124.41
  5. Step 5: Solve for x
    x = 66,401,090,124.41/297,630.07
  6. Step 6: Final answer
    x = 223,099.40

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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.