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Finding the Fourth Proportional to 336,055.97, 504,083.96 and 99,380.22

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Solution

The fourth proportional to 336,055.97, 504,083.96 and 99,380.22 is: 149,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,055.97 : 504,083.96 = 99,380.22 : x
  2. Step 2: Convert to fraction form
    336,055.97/504,083.96 = 99,380.22/x
  3. Step 3: Cross multiply
    336,055.97x = 504,083.96 × 99,380.22
  4. Step 4: Simplify right side
    336,055.97x = 50,095,972,828.73
  5. Step 5: Solve for x
    x = 50,095,972,828.73/336,055.97
  6. Step 6: Final answer
    x = 149,070.32

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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.