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Finding the Fourth Proportional to 624,668.79, 937,378.04 and 269,682.46

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Solution

The fourth proportional to 624,668.79, 937,378.04 and 269,682.46 is: 404,685.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,668.79 : 937,378.04 = 269,682.46 : x
  2. Step 2: Convert to fraction form
    624,668.79/937,378.04 = 269,682.46/x
  3. Step 3: Cross multiply
    624,668.79x = 937,378.04 × 269,682.46
  4. Step 4: Simplify right side
    624,668.79x = 252,794,415,777.18
  5. Step 5: Solve for x
    x = 252,794,415,777.18/624,668.79
  6. Step 6: Final answer
    x = 404,685.52

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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.