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Finding the Fourth Proportional to 569,278.64, 854,213.34 and 253,662.14

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Solution

The fourth proportional to 569,278.64, 854,213.34 and 253,662.14 is: 380,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,278.64 : 854,213.34 = 253,662.14 : x
  2. Step 2: Convert to fraction form
    569,278.64/854,213.34 = 253,662.14/x
  3. Step 3: Cross multiply
    569,278.64x = 854,213.34 × 253,662.14
  4. Step 4: Simplify right side
    569,278.64x = 216,681,583,840.95
  5. Step 5: Solve for x
    x = 216,681,583,840.95/569,278.64
  6. Step 6: Final answer
    x = 380,624.83

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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.