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Finding the Fourth Proportional to 568,988.64, 854,018.64 and 288,707.04

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Solution

The fourth proportional to 568,988.64, 854,018.64 and 288,707.04 is: 433,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,988.64 : 854,018.64 = 288,707.04 : x
  2. Step 2: Convert to fraction form
    568,988.64/854,018.64 = 288,707.04/x
  3. Step 3: Cross multiply
    568,988.64x = 854,018.64 × 288,707.04
  4. Step 4: Simplify right side
    568,988.64x = 246,561,193,659.23
  5. Step 5: Solve for x
    x = 246,561,193,659.23/568,988.64
  6. Step 6: Final answer
    x = 433,332.37

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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.