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Finding the Fourth Proportional to 567,887.27, 851,255.80 and 368,334.32

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Solution

The fourth proportional to 567,887.27, 851,255.80 and 368,334.32 is: 552,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,887.27 : 851,255.80 = 368,334.32 : x
  2. Step 2: Convert to fraction form
    567,887.27/851,255.80 = 368,334.32/x
  3. Step 3: Cross multiply
    567,887.27x = 851,255.80 × 368,334.32
  4. Step 4: Simplify right side
    567,887.27x = 313,546,721,061.94
  5. Step 5: Solve for x
    x = 313,546,721,061.94/567,887.27
  6. Step 6: Final answer
    x = 552,128.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.