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Finding the Fourth Proportional to 567,878.80, 851,633.82 and 188,697.73

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Solution

The fourth proportional to 567,878.80, 851,633.82 and 188,697.73 is: 282,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,878.80 : 851,633.82 = 188,697.73 : x
  2. Step 2: Convert to fraction form
    567,878.80/851,633.82 = 188,697.73/x
  3. Step 3: Cross multiply
    567,878.80x = 851,633.82 × 188,697.73
  4. Step 4: Simplify right side
    567,878.80x = 160,701,368,625.23
  5. Step 5: Solve for x
    x = 160,701,368,625.23/567,878.80
  6. Step 6: Final answer
    x = 282,985.33

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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.