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Finding the Fourth Proportional to 568,982.64, 854,009.64 and 288,701.04

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Solution

The fourth proportional to 568,982.64, 854,009.64 and 288,701.04 is: 433,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,982.64 : 854,009.64 = 288,701.04 : x
  2. Step 2: Convert to fraction form
    568,982.64/854,009.64 = 288,701.04/x
  3. Step 3: Cross multiply
    568,982.64x = 854,009.64 × 288,701.04
  4. Step 4: Simplify right side
    568,982.64x = 246,553,471,238.03
  5. Step 5: Solve for x
    x = 246,553,471,238.03/568,982.64
  6. Step 6: Final answer
    x = 433,323.36

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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.