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Finding the Fourth Proportional to 270,601.62, 373,424.64 and 149,742.83

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Solution

The fourth proportional to 270,601.62, 373,424.64 and 149,742.83 is: 206,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,601.62 : 373,424.64 = 149,742.83 : x
  2. Step 2: Convert to fraction form
    270,601.62/373,424.64 = 149,742.83/x
  3. Step 3: Cross multiply
    270,601.62x = 373,424.64 × 149,742.83
  4. Step 4: Simplify right side
    270,601.62x = 55,917,660,518.21
  5. Step 5: Solve for x
    x = 55,917,660,518.21/270,601.62
  6. Step 6: Final answer
    x = 206,642.00

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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.