Home / 568,837.84-853,723.32-288,435.28

Finding the Fourth Proportional to 568,837.84, 853,723.32 and 288,435.28

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Solution

The fourth proportional to 568,837.84, 853,723.32 and 288,435.28 is: 432,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,837.84 : 853,723.32 = 288,435.28 : x
  2. Step 2: Convert to fraction form
    568,837.84/853,723.32 = 288,435.28/x
  3. Step 3: Cross multiply
    568,837.84x = 853,723.32 × 288,435.28
  4. Step 4: Simplify right side
    568,837.84x = 246,243,924,846.73
  5. Step 5: Solve for x
    x = 246,243,924,846.73/568,837.84
  6. Step 6: Final answer
    x = 432,889.49

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1.5x scale

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.