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Finding the Fourth Proportional to 365,712.06, 504,479.42 and 212,733.04

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Solution

The fourth proportional to 365,712.06, 504,479.42 and 212,733.04 is: 293,453.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,712.06 : 504,479.42 = 212,733.04 : x
  2. Step 2: Convert to fraction form
    365,712.06/504,479.42 = 212,733.04/x
  3. Step 3: Cross multiply
    365,712.06x = 504,479.42 × 212,733.04
  4. Step 4: Simplify right side
    365,712.06x = 107,319,440,634.04
  5. Step 5: Solve for x
    x = 107,319,440,634.04/365,712.06
  6. Step 6: Final answer
    x = 293,453.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.