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Finding the Fourth Proportional to 606,951.22, 837,467.64 and 348,778.30

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Solution

The fourth proportional to 606,951.22, 837,467.64 and 348,778.30 is: 481,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,951.22 : 837,467.64 = 348,778.30 : x
  2. Step 2: Convert to fraction form
    606,951.22/837,467.64 = 348,778.30/x
  3. Step 3: Cross multiply
    606,951.22x = 837,467.64 × 348,778.30
  4. Step 4: Simplify right side
    606,951.22x = 292,090,539,784.21
  5. Step 5: Solve for x
    x = 292,090,539,784.21/606,951.22
  6. Step 6: Final answer
    x = 481,242.20

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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.