Home / 746,881.17-1,120,185.07-199,780.65

Finding the Fourth Proportional to 746,881.17, 1,120,185.07 and 199,780.65

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Solution

The fourth proportional to 746,881.17, 1,120,185.07 and 199,780.65 is: 299,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,881.17 : 1,120,185.07 = 199,780.65 : x
  2. Step 2: Convert to fraction form
    746,881.17/1,120,185.07 = 199,780.65/x
  3. Step 3: Cross multiply
    746,881.17x = 1,120,185.07 × 199,780.65
  4. Step 4: Simplify right side
    746,881.17x = 223,791,300,905.44
  5. Step 5: Solve for x
    x = 223,791,300,905.44/746,881.17
  6. Step 6: Final answer
    x = 299,634.41

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Double scale
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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.