Home / 945,968.25-1,419,195.33-272,102.32

Finding the Fourth Proportional to 945,968.25, 1,419,195.33 and 272,102.32

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Solution

The fourth proportional to 945,968.25, 1,419,195.33 and 272,102.32 is: 408,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,968.25 : 1,419,195.33 = 272,102.32 : x
  2. Step 2: Convert to fraction form
    945,968.25/1,419,195.33 = 272,102.32/x
  3. Step 3: Cross multiply
    945,968.25x = 1,419,195.33 × 272,102.32
  4. Step 4: Simplify right side
    945,968.25x = 386,166,343,600.16
  5. Step 5: Solve for x
    x = 386,166,343,600.16/945,968.25
  6. Step 6: Final answer
    x = 408,223.36

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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.