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Finding the Fourth Proportional to 606,414.60, 907,872.30 and 370,218.60

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Solution

The fourth proportional to 606,414.60, 907,872.30 and 370,218.60 is: 554,259.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,414.60 : 907,872.30 = 370,218.60 : x
  2. Step 2: Convert to fraction form
    606,414.60/907,872.30 = 370,218.60/x
  3. Step 3: Cross multiply
    606,414.60x = 907,872.30 × 370,218.60
  4. Step 4: Simplify right side
    606,414.60x = 336,111,211,884.78
  5. Step 5: Solve for x
    x = 336,111,211,884.78/606,414.60
  6. Step 6: Final answer
    x = 554,259.76

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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.