Home / 443,240.25-664,860.38-110,816.25

Finding the Fourth Proportional to 443,240.25, 664,860.38 and 110,816.25

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Solution

The fourth proportional to 443,240.25, 664,860.38 and 110,816.25 is: 166,224.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,240.25 : 664,860.38 = 110,816.25 : x
  2. Step 2: Convert to fraction form
    443,240.25/664,860.38 = 110,816.25/x
  3. Step 3: Cross multiply
    443,240.25x = 664,860.38 × 110,816.25
  4. Step 4: Simplify right side
    443,240.25x = 73,677,333,531.09
  5. Step 5: Solve for x
    x = 73,677,333,531.09/443,240.25
  6. Step 6: Final answer
    x = 166,224.38

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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.