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Finding the Fourth Proportional to 606,736.80, 837,463.32 and 352,170

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Solution

The fourth proportional to 606,736.80, 837,463.32 and 352,170 is: 486,091.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,736.80 : 837,463.32 = 352,170 : x
  2. Step 2: Convert to fraction form
    606,736.80/837,463.32 = 352,170/x
  3. Step 3: Cross multiply
    606,736.80x = 837,463.32 × 352,170
  4. Step 4: Simplify right side
    606,736.80x = 294,929,457,404.40
  5. Step 5: Solve for x
    x = 294,929,457,404.40/606,736.80
  6. Step 6: Final answer
    x = 486,091.26

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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.