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Finding the Fourth Proportional to 606,706.62, 837,558.26 and 377,337.85

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Solution

The fourth proportional to 606,706.62, 837,558.26 and 377,337.85 is: 520,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,706.62 : 837,558.26 = 377,337.85 : x
  2. Step 2: Convert to fraction form
    606,706.62/837,558.26 = 377,337.85/x
  3. Step 3: Cross multiply
    606,706.62x = 837,558.26 × 377,337.85
  4. Step 4: Simplify right side
    606,706.62x = 316,042,433,078.14
  5. Step 5: Solve for x
    x = 316,042,433,078.14/606,706.62
  6. Step 6: Final answer
    x = 520,914.76

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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.