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Finding the Fourth Proportional to 521,295.68, 782,167.68 and 201,671.68

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Solution

The fourth proportional to 521,295.68, 782,167.68 and 201,671.68 is: 302,594.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,295.68 : 782,167.68 = 201,671.68 : x
  2. Step 2: Convert to fraction form
    521,295.68/782,167.68 = 201,671.68/x
  3. Step 3: Cross multiply
    521,295.68x = 782,167.68 × 201,671.68
  4. Step 4: Simplify right side
    521,295.68x = 157,741,070,067.30
  5. Step 5: Solve for x
    x = 157,741,070,067.30/521,295.68
  6. Step 6: Final answer
    x = 302,594.24

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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.