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Finding the Fourth Proportional to 606,601, 837,109.38 and 338,329

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Solution

The fourth proportional to 606,601, 837,109.38 and 338,329 is: 466,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,601 : 837,109.38 = 338,329 : x
  2. Step 2: Convert to fraction form
    606,601/837,109.38 = 338,329/x
  3. Step 3: Cross multiply
    606,601x = 837,109.38 × 338,329
  4. Step 4: Simplify right side
    606,601x = 283,218,379,426.02
  5. Step 5: Solve for x
    x = 283,218,379,426.02/606,601
  6. Step 6: Final answer
    x = 466,894.02

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1.5x scale

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.