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Finding the Fourth Proportional to 365,797.22, 504,972.74 and 275,187.76

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Solution

The fourth proportional to 365,797.22, 504,972.74 and 275,187.76 is: 379,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,797.22 : 504,972.74 = 275,187.76 : x
  2. Step 2: Convert to fraction form
    365,797.22/504,972.74 = 275,187.76/x
  3. Step 3: Cross multiply
    365,797.22x = 504,972.74 × 275,187.76
  4. Step 4: Simplify right side
    365,797.22x = 138,962,316,607.20
  5. Step 5: Solve for x
    x = 138,962,316,607.20/365,797.22
  6. Step 6: Final answer
    x = 379,888.94

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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.