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Finding the Fourth Proportional to 565,999.40, 848,974.80 and 192,022.40

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Solution

The fourth proportional to 565,999.40, 848,974.80 and 192,022.40 is: 288,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,999.40 : 848,974.80 = 192,022.40 : x
  2. Step 2: Convert to fraction form
    565,999.40/848,974.80 = 192,022.40/x
  3. Step 3: Cross multiply
    565,999.40x = 848,974.80 × 192,022.40
  4. Step 4: Simplify right side
    565,999.40x = 163,022,178,635.52
  5. Step 5: Solve for x
    x = 163,022,178,635.52/565,999.40
  6. Step 6: Final answer
    x = 288,025.36

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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.