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Finding the Fourth Proportional to 270,656.08, 373,502.64 and 149,797.60

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Solution

The fourth proportional to 270,656.08, 373,502.64 and 149,797.60 is: 206,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,656.08 : 373,502.64 = 149,797.60 : x
  2. Step 2: Convert to fraction form
    270,656.08/373,502.64 = 149,797.60/x
  3. Step 3: Cross multiply
    270,656.08x = 373,502.64 × 149,797.60
  4. Step 4: Simplify right side
    270,656.08x = 55,949,799,065.66
  5. Step 5: Solve for x
    x = 55,949,799,065.66/270,656.08
  6. Step 6: Final answer
    x = 206,719.17

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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.