Home / 307,814.72-424,791.04-169,993.24

Finding the Fourth Proportional to 307,814.72, 424,791.04 and 169,993.24

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Solution

The fourth proportional to 307,814.72, 424,791.04 and 169,993.24 is: 234,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,814.72 : 424,791.04 = 169,993.24 : x
  2. Step 2: Convert to fraction form
    307,814.72/424,791.04 = 169,993.24/x
  3. Step 3: Cross multiply
    307,814.72x = 424,791.04 × 169,993.24
  4. Step 4: Simplify right side
    307,814.72x = 72,211,605,212.57
  5. Step 5: Solve for x
    x = 72,211,605,212.57/307,814.72
  6. Step 6: Final answer
    x = 234,594.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.