Home / 829,005.16-1,243,196.70-267,889

Finding the Fourth Proportional to 829,005.16, 1,243,196.70 and 267,889

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Solution

The fourth proportional to 829,005.16, 1,243,196.70 and 267,889 is: 401,732.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,005.16 : 1,243,196.70 = 267,889 : x
  2. Step 2: Convert to fraction form
    829,005.16/1,243,196.70 = 267,889/x
  3. Step 3: Cross multiply
    829,005.16x = 1,243,196.70 × 267,889
  4. Step 4: Simplify right side
    829,005.16x = 333,038,720,766.30
  5. Step 5: Solve for x
    x = 333,038,720,766.30/829,005.16
  6. Step 6: Final answer
    x = 401,732.99

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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.