Home / 607,933.22-911,918.26-208,568.22

Finding the Fourth Proportional to 607,933.22, 911,918.26 and 208,568.22

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Solution

The fourth proportional to 607,933.22, 911,918.26 and 208,568.22 is: 312,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,933.22 : 911,918.26 = 208,568.22 : x
  2. Step 2: Convert to fraction form
    607,933.22/911,918.26 = 208,568.22/x
  3. Step 3: Cross multiply
    607,933.22x = 911,918.26 × 208,568.22
  4. Step 4: Simplify right side
    607,933.22x = 190,197,168,273.70
  5. Step 5: Solve for x
    x = 190,197,168,273.70/607,933.22
  6. Step 6: Final answer
    x = 312,858.65

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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.