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Finding the Fourth Proportional to 360,973.60, 498,149.44 and 197,627.36

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Solution

The fourth proportional to 360,973.60, 498,149.44 and 197,627.36 is: 272,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,973.60 : 498,149.44 = 197,627.36 : x
  2. Step 2: Convert to fraction form
    360,973.60/498,149.44 = 197,627.36/x
  3. Step 3: Cross multiply
    360,973.60x = 498,149.44 × 197,627.36
  4. Step 4: Simplify right side
    360,973.60x = 98,447,958,712.68
  5. Step 5: Solve for x
    x = 98,447,958,712.68/360,973.60
  6. Step 6: Final answer
    x = 272,728.97

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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.