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Finding the Fourth Proportional to 482,880.88, 666,365.34 and 268,008.04

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Solution

The fourth proportional to 482,880.88, 666,365.34 and 268,008.04 is: 369,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,880.88 : 666,365.34 = 268,008.04 : x
  2. Step 2: Convert to fraction form
    482,880.88/666,365.34 = 268,008.04/x
  3. Step 3: Cross multiply
    482,880.88x = 666,365.34 × 268,008.04
  4. Step 4: Simplify right side
    482,880.88x = 178,591,268,697.33
  5. Step 5: Solve for x
    x = 178,591,268,697.33/482,880.88
  6. Step 6: Final answer
    x = 369,845.39

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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.