Home / 824,157.25-1,236,375.43-284,266.94

Finding the Fourth Proportional to 824,157.25, 1,236,375.43 and 284,266.94

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Solution

The fourth proportional to 824,157.25, 1,236,375.43 and 284,266.94 is: 426,448.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,157.25 : 1,236,375.43 = 284,266.94 : x
  2. Step 2: Convert to fraction form
    824,157.25/1,236,375.43 = 284,266.94/x
  3. Step 3: Cross multiply
    824,157.25x = 1,236,375.43 × 284,266.94
  4. Step 4: Simplify right side
    824,157.25x = 351,460,653,284.74
  5. Step 5: Solve for x
    x = 351,460,653,284.74/824,157.25
  6. Step 6: Final answer
    x = 426,448.54

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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.