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Finding the Fourth Proportional to 430,062.39, 593,522.01 and 239,093.55

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Solution

The fourth proportional to 430,062.39, 593,522.01 and 239,093.55 is: 329,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,062.39 : 593,522.01 = 239,093.55 : x
  2. Step 2: Convert to fraction form
    430,062.39/593,522.01 = 239,093.55/x
  3. Step 3: Cross multiply
    430,062.39x = 593,522.01 × 239,093.55
  4. Step 4: Simplify right side
    430,062.39x = 141,907,284,374.04
  5. Step 5: Solve for x
    x = 141,907,284,374.04/430,062.39
  6. Step 6: Final answer
    x = 329,969.06

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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.