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Finding the Fourth Proportional to 429,880.48, 593,222.58 and 246,112.90

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Solution

The fourth proportional to 429,880.48, 593,222.58 and 246,112.90 is: 339,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,880.48 : 593,222.58 = 246,112.90 : x
  2. Step 2: Convert to fraction form
    429,880.48/593,222.58 = 246,112.90/x
  3. Step 3: Cross multiply
    429,880.48x = 593,222.58 × 246,112.90
  4. Step 4: Simplify right side
    429,880.48x = 145,999,729,509.28
  5. Step 5: Solve for x
    x = 145,999,729,509.28/429,880.48
  6. Step 6: Final answer
    x = 339,628.66

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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.