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Finding the Fourth Proportional to 242,268.88, 334,289.48 and 222,670.88

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Solution

The fourth proportional to 242,268.88, 334,289.48 and 222,670.88 is: 307,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,268.88 : 334,289.48 = 222,670.88 : x
  2. Step 2: Convert to fraction form
    242,268.88/334,289.48 = 222,670.88/x
  3. Step 3: Cross multiply
    242,268.88x = 334,289.48 × 222,670.88
  4. Step 4: Simplify right side
    242,268.88x = 74,436,532,686.34
  5. Step 5: Solve for x
    x = 74,436,532,686.34/242,268.88
  6. Step 6: Final answer
    x = 307,247.60

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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.