Home / 336,837.96-505,414.44-147,273.72

Finding the Fourth Proportional to 336,837.96, 505,414.44 and 147,273.72

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Solution

The fourth proportional to 336,837.96, 505,414.44 and 147,273.72 is: 220,979.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,837.96 : 505,414.44 = 147,273.72 : x
  2. Step 2: Convert to fraction form
    336,837.96/505,414.44 = 147,273.72/x
  3. Step 3: Cross multiply
    336,837.96x = 505,414.44 × 147,273.72
  4. Step 4: Simplify right side
    336,837.96x = 74,434,264,720.52
  5. Step 5: Solve for x
    x = 74,434,264,720.52/336,837.96
  6. Step 6: Final answer
    x = 220,979.44

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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.