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Finding the Fourth Proportional to 606,899.64, 837,520.98 and 338,627.64

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Solution

The fourth proportional to 606,899.64, 837,520.98 and 338,627.64 is: 467,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,899.64 : 837,520.98 = 338,627.64 : x
  2. Step 2: Convert to fraction form
    606,899.64/837,520.98 = 338,627.64/x
  3. Step 3: Cross multiply
    606,899.64x = 837,520.98 × 338,627.64
  4. Step 4: Simplify right side
    606,899.64x = 283,607,752,907.89
  5. Step 5: Solve for x
    x = 283,607,752,907.89/606,899.64
  6. Step 6: Final answer
    x = 467,305.85

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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.