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Finding the Fourth Proportional to 429,884.72, 593,193.72 and 248,569.16

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Solution

The fourth proportional to 429,884.72, 593,193.72 and 248,569.16 is: 342,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,884.72 : 593,193.72 = 248,569.16 : x
  2. Step 2: Convert to fraction form
    429,884.72/593,193.72 = 248,569.16/x
  3. Step 3: Cross multiply
    429,884.72x = 593,193.72 × 248,569.16
  4. Step 4: Simplify right side
    429,884.72x = 147,449,664,697.68
  5. Step 5: Solve for x
    x = 147,449,664,697.68/429,884.72
  6. Step 6: Final answer
    x = 342,998.15

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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.