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Finding the Fourth Proportional to 395,675.52, 595,978.11 and 367,959.40

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Solution

The fourth proportional to 395,675.52, 595,978.11 and 367,959.40 is: 554,231.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,675.52 : 595,978.11 = 367,959.40 : x
  2. Step 2: Convert to fraction form
    395,675.52/595,978.11 = 367,959.40/x
  3. Step 3: Cross multiply
    395,675.52x = 595,978.11 × 367,959.40
  4. Step 4: Simplify right side
    395,675.52x = 219,295,748,513.71
  5. Step 5: Solve for x
    x = 219,295,748,513.71/395,675.52
  6. Step 6: Final answer
    x = 554,231.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.