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Finding the Fourth Proportional to 416,539.02, 624,832.73 and 117,042.93

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Solution

The fourth proportional to 416,539.02, 624,832.73 and 117,042.93 is: 175,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,539.02 : 624,832.73 = 117,042.93 : x
  2. Step 2: Convert to fraction form
    416,539.02/624,832.73 = 117,042.93/x
  3. Step 3: Cross multiply
    416,539.02x = 624,832.73 × 117,042.93
  4. Step 4: Simplify right side
    416,539.02x = 73,132,253,479.10
  5. Step 5: Solve for x
    x = 73,132,253,479.10/416,539.02
  6. Step 6: Final answer
    x = 175,571.19

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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.