Home / 276,399-414,582.02-162,610.74

Finding the Fourth Proportional to 276,399, 414,582.02 and 162,610.74

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Solution

The fourth proportional to 276,399, 414,582.02 and 162,610.74 is: 243,906.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,399 : 414,582.02 = 162,610.74 : x
  2. Step 2: Convert to fraction form
    276,399/414,582.02 = 162,610.74/x
  3. Step 3: Cross multiply
    276,399x = 414,582.02 × 162,610.74
  4. Step 4: Simplify right side
    276,399x = 67,415,489,062.89
  5. Step 5: Solve for x
    x = 67,415,489,062.89/276,399
  6. Step 6: Final answer
    x = 243,906.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.