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Finding the Fourth Proportional to 625,165.49, 937,748.25 and 151,847.66

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Solution

The fourth proportional to 625,165.49, 937,748.25 and 151,847.66 is: 227,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,165.49 : 937,748.25 = 151,847.66 : x
  2. Step 2: Convert to fraction form
    625,165.49/937,748.25 = 151,847.66/x
  3. Step 3: Cross multiply
    625,165.49x = 937,748.25 × 151,847.66
  4. Step 4: Simplify right side
    625,165.49x = 142,394,879,396.35
  5. Step 5: Solve for x
    x = 142,394,879,396.35/625,165.49
  6. Step 6: Final answer
    x = 227,771.50

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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.