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Finding the Fourth Proportional to 606,238.10, 836,608.63 and 348,132

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Solution

The fourth proportional to 606,238.10, 836,608.63 and 348,132 is: 480,422.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,238.10 : 836,608.63 = 348,132 : x
  2. Step 2: Convert to fraction form
    606,238.10/836,608.63 = 348,132/x
  3. Step 3: Cross multiply
    606,238.10x = 836,608.63 × 348,132
  4. Step 4: Simplify right side
    606,238.10x = 291,250,235,579.16
  5. Step 5: Solve for x
    x = 291,250,235,579.16/606,238.10
  6. Step 6: Final answer
    x = 480,422.19

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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.