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Finding the Fourth Proportional to 277,858.04, 416,787 and 67,494.56

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Solution

The fourth proportional to 277,858.04, 416,787 and 67,494.56 is: 101,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,858.04 : 416,787 = 67,494.56 : x
  2. Step 2: Convert to fraction form
    277,858.04/416,787 = 67,494.56/x
  3. Step 3: Cross multiply
    277,858.04x = 416,787 × 67,494.56
  4. Step 4: Simplify right side
    277,858.04x = 28,130,855,178.72
  5. Step 5: Solve for x
    x = 28,130,855,178.72/277,858.04
  6. Step 6: Final answer
    x = 101,241.83

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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.