Home / 568,781.03-784,913.01-314,126.75

Finding the Fourth Proportional to 568,781.03, 784,913.01 and 314,126.75

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Solution

The fourth proportional to 568,781.03, 784,913.01 and 314,126.75 is: 433,492.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,781.03 : 784,913.01 = 314,126.75 : x
  2. Step 2: Convert to fraction form
    568,781.03/784,913.01 = 314,126.75/x
  3. Step 3: Cross multiply
    568,781.03x = 784,913.01 × 314,126.75
  4. Step 4: Simplify right side
    568,781.03x = 246,562,172,864.02
  5. Step 5: Solve for x
    x = 246,562,172,864.02/568,781.03
  6. Step 6: Final answer
    x = 433,492.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.