Home / 743,198.44-1,114,795.26-210,723.88

Finding the Fourth Proportional to 743,198.44, 1,114,795.26 and 210,723.88

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Solution

The fourth proportional to 743,198.44, 1,114,795.26 and 210,723.88 is: 316,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,198.44 : 1,114,795.26 = 210,723.88 : x
  2. Step 2: Convert to fraction form
    743,198.44/1,114,795.26 = 210,723.88/x
  3. Step 3: Cross multiply
    743,198.44x = 1,114,795.26 × 210,723.88
  4. Step 4: Simplify right side
    743,198.44x = 234,913,982,592.81
  5. Step 5: Solve for x
    x = 234,913,982,592.81/743,198.44
  6. Step 6: Final answer
    x = 316,085.14

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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.