Home / 854,846.33-1,282,269.22-322,242.81

Finding the Fourth Proportional to 854,846.33, 1,282,269.22 and 322,242.81

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Solution

The fourth proportional to 854,846.33, 1,282,269.22 and 322,242.81 is: 483,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,846.33 : 1,282,269.22 = 322,242.81 : x
  2. Step 2: Convert to fraction form
    854,846.33/1,282,269.22 = 322,242.81/x
  3. Step 3: Cross multiply
    854,846.33x = 1,282,269.22 × 322,242.81
  4. Step 4: Simplify right side
    854,846.33x = 413,202,031,015.19
  5. Step 5: Solve for x
    x = 413,202,031,015.19/854,846.33
  6. Step 6: Final answer
    x = 483,364.11

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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.