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Finding the Fourth Proportional to 575,882, 794,717.88 and 321,249.44

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Solution

The fourth proportional to 575,882, 794,717.88 and 321,249.44 is: 443,324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,882 : 794,717.88 = 321,249.44 : x
  2. Step 2: Convert to fraction form
    575,882/794,717.88 = 321,249.44/x
  3. Step 3: Cross multiply
    575,882x = 794,717.88 × 321,249.44
  4. Step 4: Simplify right side
    575,882x = 255,302,673,907.99
  5. Step 5: Solve for x
    x = 255,302,673,907.99/575,882
  6. Step 6: Final answer
    x = 443,324.63

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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.