Home / 719,955.09-1,080,093.68-270,679.85

Finding the Fourth Proportional to 719,955.09, 1,080,093.68 and 270,679.85

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Solution

The fourth proportional to 719,955.09, 1,080,093.68 and 270,679.85 is: 406,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,955.09 : 1,080,093.68 = 270,679.85 : x
  2. Step 2: Convert to fraction form
    719,955.09/1,080,093.68 = 270,679.85/x
  3. Step 3: Cross multiply
    719,955.09x = 1,080,093.68 × 270,679.85
  4. Step 4: Simplify right side
    719,955.09x = 292,359,595,288.35
  5. Step 5: Solve for x
    x = 292,359,595,288.35/719,955.09
  6. Step 6: Final answer
    x = 406,080.32

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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.