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Finding the Fourth Proportional to 565,384.43, 848,201.66 and 186,289.85

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Solution

The fourth proportional to 565,384.43, 848,201.66 and 186,289.85 is: 279,475.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,384.43 : 848,201.66 = 186,289.85 : x
  2. Step 2: Convert to fraction form
    565,384.43/848,201.66 = 186,289.85/x
  3. Step 3: Cross multiply
    565,384.43x = 848,201.66 × 186,289.85
  4. Step 4: Simplify right side
    565,384.43x = 158,011,360,011.15
  5. Step 5: Solve for x
    x = 158,011,360,011.15/565,384.43
  6. Step 6: Final answer
    x = 279,475.97

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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.