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Finding the Fourth Proportional to 468,898.98, 701,339.04 and 434,863.86

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Solution

The fourth proportional to 468,898.98, 701,339.04 and 434,863.86 is: 650,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,898.98 : 701,339.04 = 434,863.86 : x
  2. Step 2: Convert to fraction form
    468,898.98/701,339.04 = 434,863.86/x
  3. Step 3: Cross multiply
    468,898.98x = 701,339.04 × 434,863.86
  4. Step 4: Simplify right side
    468,898.98x = 304,987,002,103.09
  5. Step 5: Solve for x
    x = 304,987,002,103.09/468,898.98
  6. Step 6: Final answer
    x = 650,432.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.