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Finding the Fourth Proportional to 606,525, 836,733.96 and 351,728.64

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Solution

The fourth proportional to 606,525, 836,733.96 and 351,728.64 is: 485,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,525 : 836,733.96 = 351,728.64 : x
  2. Step 2: Convert to fraction form
    606,525/836,733.96 = 351,728.64/x
  3. Step 3: Cross multiply
    606,525x = 836,733.96 × 351,728.64
  4. Step 4: Simplify right side
    606,525x = 294,303,297,792.61
  5. Step 5: Solve for x
    x = 294,303,297,792.61/606,525
  6. Step 6: Final answer
    x = 485,228.63

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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.