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Finding the Fourth Proportional to 531,354.34, 797,042.45 and 215,595.28

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Solution

The fourth proportional to 531,354.34, 797,042.45 and 215,595.28 is: 323,397.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,354.34 : 797,042.45 = 215,595.28 : x
  2. Step 2: Convert to fraction form
    531,354.34/797,042.45 = 215,595.28/x
  3. Step 3: Cross multiply
    531,354.34x = 797,042.45 × 215,595.28
  4. Step 4: Simplify right side
    531,354.34x = 171,838,590,179.64
  5. Step 5: Solve for x
    x = 171,838,590,179.64/531,354.34
  6. Step 6: Final answer
    x = 323,397.36

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