Home / 297,628.46-410,730.27-161,665.10

Finding the Fourth Proportional to 297,628.46, 410,730.27 and 161,665.10

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Solution

The fourth proportional to 297,628.46, 410,730.27 and 161,665.10 is: 223,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,628.46 : 410,730.27 = 161,665.10 : x
  2. Step 2: Convert to fraction form
    297,628.46/410,730.27 = 161,665.10/x
  3. Step 3: Cross multiply
    297,628.46x = 410,730.27 × 161,665.10
  4. Step 4: Simplify right side
    297,628.46x = 66,400,750,172.58
  5. Step 5: Solve for x
    x = 66,400,750,172.58/297,628.46
  6. Step 6: Final answer
    x = 223,099.46

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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.