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Finding the Fourth Proportional to 569,625.30, 854,328.60 and 170,279.10

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Solution

The fourth proportional to 569,625.30, 854,328.60 and 170,279.10 is: 255,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,625.30 : 854,328.60 = 170,279.10 : x
  2. Step 2: Convert to fraction form
    569,625.30/854,328.60 = 170,279.10/x
  3. Step 3: Cross multiply
    569,625.30x = 854,328.60 × 170,279.10
  4. Step 4: Simplify right side
    569,625.30x = 145,474,305,112.26
  5. Step 5: Solve for x
    x = 145,474,305,112.26/569,625.30
  6. Step 6: Final answer
    x = 255,385.96

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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.