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Finding the Fourth Proportional to 565,507.98, 848,380.82 and 166,115.16

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Solution

The fourth proportional to 565,507.98, 848,380.82 and 166,115.16 is: 249,207.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,507.98 : 848,380.82 = 166,115.16 : x
  2. Step 2: Convert to fraction form
    565,507.98/848,380.82 = 166,115.16/x
  3. Step 3: Cross multiply
    565,507.98x = 848,380.82 × 166,115.16
  4. Step 4: Simplify right side
    565,507.98x = 140,928,914,824.66
  5. Step 5: Solve for x
    x = 140,928,914,824.66/565,507.98
  6. Step 6: Final answer
    x = 249,207.65

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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.