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Finding the Fourth Proportional to 565,599.30, 848,354.82 and 328,790.94

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Solution

The fourth proportional to 565,599.30, 848,354.82 and 328,790.94 is: 493,160.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,599.30 : 848,354.82 = 328,790.94 : x
  2. Step 2: Convert to fraction form
    565,599.30/848,354.82 = 328,790.94/x
  3. Step 3: Cross multiply
    565,599.30x = 848,354.82 × 328,790.94
  4. Step 4: Simplify right side
    565,599.30x = 278,931,378,721.33
  5. Step 5: Solve for x
    x = 278,931,378,721.33/565,599.30
  6. Step 6: Final answer
    x = 493,160.76

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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.