Home / 444,278.75-612,855.54-272,280.06

Finding the Fourth Proportional to 444,278.75, 612,855.54 and 272,280.06

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Solution

The fourth proportional to 444,278.75, 612,855.54 and 272,280.06 is: 375,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,278.75 : 612,855.54 = 272,280.06 : x
  2. Step 2: Convert to fraction form
    444,278.75/612,855.54 = 272,280.06/x
  3. Step 3: Cross multiply
    444,278.75x = 612,855.54 × 272,280.06
  4. Step 4: Simplify right side
    444,278.75x = 166,868,343,202.53
  5. Step 5: Solve for x
    x = 166,868,343,202.53/444,278.75
  6. Step 6: Final answer
    x = 375,593.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.