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Finding the Fourth Proportional to 565,383.43, 848,200.16 and 186,288.85

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Solution

The fourth proportional to 565,383.43, 848,200.16 and 186,288.85 is: 279,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,383.43 : 848,200.16 = 186,288.85 : x
  2. Step 2: Convert to fraction form
    565,383.43/848,200.16 = 186,288.85/x
  3. Step 3: Cross multiply
    565,383.43x = 848,200.16 × 186,288.85
  4. Step 4: Simplify right side
    565,383.43x = 158,010,232,376.22
  5. Step 5: Solve for x
    x = 158,010,232,376.22/565,383.43
  6. Step 6: Final answer
    x = 279,474.47

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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.