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Finding the Fourth Proportional to 429,898.68, 593,213.04 and 248,583.24

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Solution

The fourth proportional to 429,898.68, 593,213.04 and 248,583.24 is: 343,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,898.68 : 593,213.04 = 248,583.24 : x
  2. Step 2: Convert to fraction form
    429,898.68/593,213.04 = 248,583.24/x
  3. Step 3: Cross multiply
    429,898.68x = 593,213.04 × 248,583.24
  4. Step 4: Simplify right side
    429,898.68x = 147,462,819,493.45
  5. Step 5: Solve for x
    x = 147,462,819,493.45/429,898.68
  6. Step 6: Final answer
    x = 343,017.61

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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.