Home / 317,741.13-476,720.91-199,273.77

Finding the Fourth Proportional to 317,741.13, 476,720.91 and 199,273.77

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Solution

The fourth proportional to 317,741.13, 476,720.91 and 199,273.77 is: 298,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,741.13 : 476,720.91 = 199,273.77 : x
  2. Step 2: Convert to fraction form
    317,741.13/476,720.91 = 199,273.77/x
  3. Step 3: Cross multiply
    317,741.13x = 476,720.91 × 199,273.77
  4. Step 4: Simplify right side
    317,741.13x = 94,997,972,973.53
  5. Step 5: Solve for x
    x = 94,997,972,973.53/317,741.13
  6. Step 6: Final answer
    x = 298,979.15

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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.