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Finding the Fourth Proportional to 565,618.78, 848,573.97 and 166,272.58

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Solution

The fourth proportional to 565,618.78, 848,573.97 and 166,272.58 is: 249,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,618.78 : 848,573.97 = 166,272.58 : x
  2. Step 2: Convert to fraction form
    565,618.78/848,573.97 = 166,272.58/x
  3. Step 3: Cross multiply
    565,618.78x = 848,573.97 × 166,272.58
  4. Step 4: Simplify right side
    565,618.78x = 141,094,583,312.74
  5. Step 5: Solve for x
    x = 141,094,583,312.74/565,618.78
  6. Step 6: Final answer
    x = 249,451.73

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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.