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Finding the Fourth Proportional to 568,050.80, 851,039.40 and 346,175.60

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Solution

The fourth proportional to 568,050.80, 851,039.40 and 346,175.60 is: 518,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,050.80 : 851,039.40 = 346,175.60 : x
  2. Step 2: Convert to fraction form
    568,050.80/851,039.40 = 346,175.60/x
  3. Step 3: Cross multiply
    568,050.80x = 851,039.40 × 346,175.60
  4. Step 4: Simplify right side
    568,050.80x = 294,609,074,918.64
  5. Step 5: Solve for x
    x = 294,609,074,918.64/568,050.80
  6. Step 6: Final answer
    x = 518,631.56

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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.