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Finding the Fourth Proportional to 606,074.16, 836,388.20 and 334,152.88

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Solution

The fourth proportional to 606,074.16, 836,388.20 and 334,152.88 is: 461,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,074.16 : 836,388.20 = 334,152.88 : x
  2. Step 2: Convert to fraction form
    606,074.16/836,388.20 = 334,152.88/x
  3. Step 3: Cross multiply
    606,074.16x = 836,388.20 × 334,152.88
  4. Step 4: Simplify right side
    606,074.16x = 279,481,525,828.02
  5. Step 5: Solve for x
    x = 279,481,525,828.02/606,074.16
  6. Step 6: Final answer
    x = 461,134.20

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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.