Home / 854,513.24-1,281,375.33-314,633.93

Finding the Fourth Proportional to 854,513.24, 1,281,375.33 and 314,633.93

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Solution

The fourth proportional to 854,513.24, 1,281,375.33 and 314,633.93 is: 471,805.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,513.24 : 1,281,375.33 = 314,633.93 : x
  2. Step 2: Convert to fraction form
    854,513.24/1,281,375.33 = 314,633.93/x
  3. Step 3: Cross multiply
    854,513.24x = 1,281,375.33 × 314,633.93
  4. Step 4: Simplify right side
    854,513.24x = 403,164,149,476.07
  5. Step 5: Solve for x
    x = 403,164,149,476.07/854,513.24
  6. Step 6: Final answer
    x = 471,805.62

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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.