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Finding the Fourth Proportional to 416,922.04, 626,219.97 and 248,770.54

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Solution

The fourth proportional to 416,922.04, 626,219.97 and 248,770.54 is: 373,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,922.04 : 626,219.97 = 248,770.54 : x
  2. Step 2: Convert to fraction form
    416,922.04/626,219.97 = 248,770.54/x
  3. Step 3: Cross multiply
    416,922.04x = 626,219.97 × 248,770.54
  4. Step 4: Simplify right side
    416,922.04x = 155,785,080,095.68
  5. Step 5: Solve for x
    x = 155,785,080,095.68/416,922.04
  6. Step 6: Final answer
    x = 373,655.18

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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.