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Finding the Fourth Proportional to 303,039.80, 454,556.69 and 116,051.30

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Solution

The fourth proportional to 303,039.80, 454,556.69 and 116,051.30 is: 174,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,039.80 : 454,556.69 = 116,051.30 : x
  2. Step 2: Convert to fraction form
    303,039.80/454,556.69 = 116,051.30/x
  3. Step 3: Cross multiply
    303,039.80x = 454,556.69 × 116,051.30
  4. Step 4: Simplify right side
    303,039.80x = 52,751,894,798.20
  5. Step 5: Solve for x
    x = 52,751,894,798.20/303,039.80
  6. Step 6: Final answer
    x = 174,075.80

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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.