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Finding the Fourth Proportional to 429,838.32, 593,252.46 and 248,521.44

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Solution

The fourth proportional to 429,838.32, 593,252.46 and 248,521.44 is: 343,003.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,838.32 : 593,252.46 = 248,521.44 : x
  2. Step 2: Convert to fraction form
    429,838.32/593,252.46 = 248,521.44/x
  3. Step 3: Cross multiply
    429,838.32x = 593,252.46 × 248,521.44
  4. Step 4: Simplify right side
    429,838.32x = 147,435,955,642.74
  5. Step 5: Solve for x
    x = 147,435,955,642.74/429,838.32
  6. Step 6: Final answer
    x = 343,003.28

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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.