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Finding the Fourth Proportional to 565,585.80, 848,334.60 and 328,777.44

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Solution

The fourth proportional to 565,585.80, 848,334.60 and 328,777.44 is: 493,140.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,585.80 : 848,334.60 = 328,777.44 : x
  2. Step 2: Convert to fraction form
    565,585.80/848,334.60 = 328,777.44/x
  3. Step 3: Cross multiply
    565,585.80x = 848,334.60 × 328,777.44
  4. Step 4: Simplify right side
    565,585.80x = 278,913,278,051.42
  5. Step 5: Solve for x
    x = 278,913,278,051.42/565,585.80
  6. Step 6: Final answer
    x = 493,140.52

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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.