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Finding the Fourth Proportional to 574,745.04, 793,148.14 and 320,096.22

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Solution

The fourth proportional to 574,745.04, 793,148.14 and 320,096.22 is: 441,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,745.04 : 793,148.14 = 320,096.22 : x
  2. Step 2: Convert to fraction form
    574,745.04/793,148.14 = 320,096.22/x
  3. Step 3: Cross multiply
    574,745.04x = 793,148.14 × 320,096.22
  4. Step 4: Simplify right side
    574,745.04x = 253,883,721,514.03
  5. Step 5: Solve for x
    x = 253,883,721,514.03/574,745.04
  6. Step 6: Final answer
    x = 441,732.78

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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.