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Finding the Fourth Proportional to 565,598.30, 848,353.32 and 328,789.94

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Solution

The fourth proportional to 565,598.30, 848,353.32 and 328,789.94 is: 493,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,598.30 : 848,353.32 = 328,789.94 : x
  2. Step 2: Convert to fraction form
    565,598.30/848,353.32 = 328,789.94/x
  3. Step 3: Cross multiply
    565,598.30x = 848,353.32 × 328,789.94
  4. Step 4: Simplify right side
    565,598.30x = 278,930,037,181.60
  5. Step 5: Solve for x
    x = 278,930,037,181.60/565,598.30
  6. Step 6: Final answer
    x = 493,159.26

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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.