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Finding the Fourth Proportional to 429,908.68, 593,226.84 and 248,593.24

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Solution

The fourth proportional to 429,908.68, 593,226.84 and 248,593.24 is: 343,031.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,908.68 : 593,226.84 = 248,593.24 : x
  2. Step 2: Convert to fraction form
    429,908.68/593,226.84 = 248,593.24/x
  3. Step 3: Cross multiply
    429,908.68x = 593,226.84 × 248,593.24
  4. Step 4: Simplify right side
    429,908.68x = 147,472,182,210.56
  5. Step 5: Solve for x
    x = 147,472,182,210.56/429,908.68
  6. Step 6: Final answer
    x = 343,031.41

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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.