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Finding the Fourth Proportional to 658,797.44, 908,806.56 and 416,672.24

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Solution

The fourth proportional to 658,797.44, 908,806.56 and 416,672.24 is: 574,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,797.44 : 908,806.56 = 416,672.24 : x
  2. Step 2: Convert to fraction form
    658,797.44/908,806.56 = 416,672.24/x
  3. Step 3: Cross multiply
    658,797.44x = 908,806.56 × 416,672.24
  4. Step 4: Simplify right side
    658,797.44x = 378,674,465,081.89
  5. Step 5: Solve for x
    x = 378,674,465,081.89/658,797.44
  6. Step 6: Final answer
    x = 574,796.50

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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.