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Finding the Fourth Proportional to 331,350.97, 497,042.86 and 94,728.51

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Solution

The fourth proportional to 331,350.97, 497,042.86 and 94,728.51 is: 142,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,350.97 : 497,042.86 = 94,728.51 : x
  2. Step 2: Convert to fraction form
    331,350.97/497,042.86 = 94,728.51/x
  3. Step 3: Cross multiply
    331,350.97x = 497,042.86 × 94,728.51
  4. Step 4: Simplify right side
    331,350.97x = 47,084,129,533.94
  5. Step 5: Solve for x
    x = 47,084,129,533.94/331,350.97
  6. Step 6: Final answer
    x = 142,097.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.