Home / 854,496.27-1,282,514.81-455,469.39

Finding the Fourth Proportional to 854,496.27, 1,282,514.81 and 455,469.39

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Solution

The fourth proportional to 854,496.27, 1,282,514.81 and 455,469.39 is: 683,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,496.27 : 1,282,514.81 = 455,469.39 : x
  2. Step 2: Convert to fraction form
    854,496.27/1,282,514.81 = 455,469.39/x
  3. Step 3: Cross multiply
    854,496.27x = 1,282,514.81 × 455,469.39
  4. Step 4: Simplify right side
    854,496.27x = 584,146,235,899.32
  5. Step 5: Solve for x
    x = 584,146,235,899.32/854,496.27
  6. Step 6: Final answer
    x = 683,614.73

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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.