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Finding the Fourth Proportional to 269,791.74, 404,681.04 and 70,111.44

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Solution

The fourth proportional to 269,791.74, 404,681.04 and 70,111.44 is: 105,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,791.74 : 404,681.04 = 70,111.44 : x
  2. Step 2: Convert to fraction form
    269,791.74/404,681.04 = 70,111.44/x
  3. Step 3: Cross multiply
    269,791.74x = 404,681.04 × 70,111.44
  4. Step 4: Simplify right side
    269,791.74x = 28,372,770,455.10
  5. Step 5: Solve for x
    x = 28,372,770,455.10/269,791.74
  6. Step 6: Final answer
    x = 105,165.45

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1.5x scale

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.