Home / 301,965.48-416,772.78-230,217.36

Finding the Fourth Proportional to 301,965.48, 416,772.78 and 230,217.36

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Solution

The fourth proportional to 301,965.48, 416,772.78 and 230,217.36 is: 317,746.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,965.48 : 416,772.78 = 230,217.36 : x
  2. Step 2: Convert to fraction form
    301,965.48/416,772.78 = 230,217.36/x
  3. Step 3: Cross multiply
    301,965.48x = 416,772.78 × 230,217.36
  4. Step 4: Simplify right side
    301,965.48x = 95,948,329,131.46
  5. Step 5: Solve for x
    x = 95,948,329,131.46/301,965.48
  6. Step 6: Final answer
    x = 317,746.02

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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.