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Finding the Fourth Proportional to 565,711.70, 848,567.55 and 488,729.30

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Solution

The fourth proportional to 565,711.70, 848,567.55 and 488,729.30 is: 733,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,711.70 : 848,567.55 = 488,729.30 : x
  2. Step 2: Convert to fraction form
    565,711.70/848,567.55 = 488,729.30/x
  3. Step 3: Cross multiply
    565,711.70x = 848,567.55 × 488,729.30
  4. Step 4: Simplify right side
    565,711.70x = 414,719,824,714.22
  5. Step 5: Solve for x
    x = 414,719,824,714.22/565,711.70
  6. Step 6: Final answer
    x = 733,093.95

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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.