Home / 846,021.03-1,268,964.31-340,225.44

Finding the Fourth Proportional to 846,021.03, 1,268,964.31 and 340,225.44

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Solution

The fourth proportional to 846,021.03, 1,268,964.31 and 340,225.44 is: 510,311.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,021.03 : 1,268,964.31 = 340,225.44 : x
  2. Step 2: Convert to fraction form
    846,021.03/1,268,964.31 = 340,225.44/x
  3. Step 3: Cross multiply
    846,021.03x = 1,268,964.31 × 340,225.44
  4. Step 4: Simplify right side
    846,021.03x = 431,733,940,714.05
  5. Step 5: Solve for x
    x = 431,733,940,714.05/846,021.03
  6. Step 6: Final answer
    x = 510,311.12

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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.