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Finding the Fourth Proportional to 575,881.21, 794,732.97 and 321,226.93

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Solution

The fourth proportional to 575,881.21, 794,732.97 and 321,226.93 is: 443,302.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,881.21 : 794,732.97 = 321,226.93 : x
  2. Step 2: Convert to fraction form
    575,881.21/794,732.97 = 321,226.93/x
  3. Step 3: Cross multiply
    575,881.21x = 794,732.97 × 321,226.93
  4. Step 4: Simplify right side
    575,881.21x = 255,289,632,122.88
  5. Step 5: Solve for x
    x = 255,289,632,122.88/575,881.21
  6. Step 6: Final answer
    x = 443,302.59

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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.