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Finding the Fourth Proportional to 593,992.20, 819,699.30 and 335,865

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Solution

The fourth proportional to 593,992.20, 819,699.30 and 335,865 is: 463,488.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,992.20 : 819,699.30 = 335,865 : x
  2. Step 2: Convert to fraction form
    593,992.20/819,699.30 = 335,865/x
  3. Step 3: Cross multiply
    593,992.20x = 819,699.30 × 335,865
  4. Step 4: Simplify right side
    593,992.20x = 275,308,305,394.50
  5. Step 5: Solve for x
    x = 275,308,305,394.50/593,992.20
  6. Step 6: Final answer
    x = 463,488.08

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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.