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Finding the Fourth Proportional to 429,880.86, 593,188.49 and 248,565.35

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Solution

The fourth proportional to 429,880.86, 593,188.49 and 248,565.35 is: 342,992.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,880.86 : 593,188.49 = 248,565.35 : x
  2. Step 2: Convert to fraction form
    429,880.86/593,188.49 = 248,565.35/x
  3. Step 3: Cross multiply
    429,880.86x = 593,188.49 × 248,565.35
  4. Step 4: Simplify right side
    429,880.86x = 147,446,104,872.97
  5. Step 5: Solve for x
    x = 147,446,104,872.97/429,880.86
  6. Step 6: Final answer
    x = 342,992.95

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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.