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Finding the Fourth Proportional to 574,732.02, 793,130.21 and 320,083.21

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Solution

The fourth proportional to 574,732.02, 793,130.21 and 320,083.21 is: 441,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,732.02 : 793,130.21 = 320,083.21 : x
  2. Step 2: Convert to fraction form
    574,732.02/793,130.21 = 320,083.21/x
  3. Step 3: Cross multiply
    574,732.02x = 793,130.21 × 320,083.21
  4. Step 4: Simplify right side
    574,732.02x = 253,867,659,909.83
  5. Step 5: Solve for x
    x = 253,867,659,909.83/574,732.02
  6. Step 6: Final answer
    x = 441,714.84

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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.