Home / 297,688.16-410,738.64-168,629.60

Finding the Fourth Proportional to 297,688.16, 410,738.64 and 168,629.60

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Solution

The fourth proportional to 297,688.16, 410,738.64 and 168,629.60 is: 232,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,688.16 : 410,738.64 = 168,629.60 : x
  2. Step 2: Convert to fraction form
    297,688.16/410,738.64 = 168,629.60/x
  3. Step 3: Cross multiply
    297,688.16x = 410,738.64 × 168,629.60
  4. Step 4: Simplify right side
    297,688.16x = 69,262,692,567.74
  5. Step 5: Solve for x
    x = 69,262,692,567.74/297,688.16
  6. Step 6: Final answer
    x = 232,668.62

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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.