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Finding the Fourth Proportional to 606,788.50, 837,368.49 and 338,516.50

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Solution

The fourth proportional to 606,788.50, 837,368.49 and 338,516.50 is: 467,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,788.50 : 837,368.49 = 338,516.50 : x
  2. Step 2: Convert to fraction form
    606,788.50/837,368.49 = 338,516.50/x
  3. Step 3: Cross multiply
    606,788.50x = 837,368.49 × 338,516.50
  4. Step 4: Simplify right side
    606,788.50x = 283,463,050,445.09
  5. Step 5: Solve for x
    x = 283,463,050,445.09/606,788.50
  6. Step 6: Final answer
    x = 467,152.97

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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.