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Finding the Fourth Proportional to 606,732, 837,290.16 and 338,460

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Solution

The fourth proportional to 606,732, 837,290.16 and 338,460 is: 467,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,732 : 837,290.16 = 338,460 : x
  2. Step 2: Convert to fraction form
    606,732/837,290.16 = 338,460/x
  3. Step 3: Cross multiply
    606,732x = 837,290.16 × 338,460
  4. Step 4: Simplify right side
    606,732x = 283,389,227,553.60
  5. Step 5: Solve for x
    x = 283,389,227,553.60/606,732
  6. Step 6: Final answer
    x = 467,074.80

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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.