Home / 453,857.04-680,784.48-121,433.04

Finding the Fourth Proportional to 453,857.04, 680,784.48 and 121,433.04

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Solution

The fourth proportional to 453,857.04, 680,784.48 and 121,433.04 is: 182,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,857.04 : 680,784.48 = 121,433.04 : x
  2. Step 2: Convert to fraction form
    453,857.04/680,784.48 = 121,433.04/x
  3. Step 3: Cross multiply
    453,857.04x = 680,784.48 × 121,433.04
  4. Step 4: Simplify right side
    453,857.04x = 82,669,728,991.22
  5. Step 5: Solve for x
    x = 82,669,728,991.22/453,857.04
  6. Step 6: Final answer
    x = 182,149.27

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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.