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Finding the Fourth Proportional to 344,483.76, 475,345.08 and 199,314.48

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Solution

The fourth proportional to 344,483.76, 475,345.08 and 199,314.48 is: 275,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,483.76 : 475,345.08 = 199,314.48 : x
  2. Step 2: Convert to fraction form
    344,483.76/475,345.08 = 199,314.48/x
  3. Step 3: Cross multiply
    344,483.76x = 475,345.08 × 199,314.48
  4. Step 4: Simplify right side
    344,483.76x = 94,743,157,440.76
  5. Step 5: Solve for x
    x = 94,743,157,440.76/344,483.76
  6. Step 6: Final answer
    x = 275,029.39

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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.