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Finding the Fourth Proportional to 439,733.43, 659,696.94 and 250,282.94

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Solution

The fourth proportional to 439,733.43, 659,696.94 and 250,282.94 is: 375,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,733.43 : 659,696.94 = 250,282.94 : x
  2. Step 2: Convert to fraction form
    439,733.43/659,696.94 = 250,282.94/x
  3. Step 3: Cross multiply
    439,733.43x = 659,696.94 × 250,282.94
  4. Step 4: Simplify right side
    439,733.43x = 165,110,886,353.72
  5. Step 5: Solve for x
    x = 165,110,886,353.72/439,733.43
  6. Step 6: Final answer
    x = 375,479.50

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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.