Home / 727,169.35-1,090,063.90-253,727.59

Finding the Fourth Proportional to 727,169.35, 1,090,063.90 and 253,727.59

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Solution

The fourth proportional to 727,169.35, 1,090,063.90 and 253,727.59 is: 380,350.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,169.35 : 1,090,063.90 = 253,727.59 : x
  2. Step 2: Convert to fraction form
    727,169.35/1,090,063.90 = 253,727.59/x
  3. Step 3: Cross multiply
    727,169.35x = 1,090,063.90 × 253,727.59
  4. Step 4: Simplify right side
    727,169.35x = 276,579,286,293.00
  5. Step 5: Solve for x
    x = 276,579,286,293.00/727,169.35
  6. Step 6: Final answer
    x = 380,350.58

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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.