Home / 308,465.24-425,511.06-179,389.58

Finding the Fourth Proportional to 308,465.24, 425,511.06 and 179,389.58

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Solution

The fourth proportional to 308,465.24, 425,511.06 and 179,389.58 is: 247,458.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,465.24 : 425,511.06 = 179,389.58 : x
  2. Step 2: Convert to fraction form
    308,465.24/425,511.06 = 179,389.58/x
  3. Step 3: Cross multiply
    308,465.24x = 425,511.06 × 179,389.58
  4. Step 4: Simplify right side
    308,465.24x = 76,332,250,338.75
  5. Step 5: Solve for x
    x = 76,332,250,338.75/308,465.24
  6. Step 6: Final answer
    x = 247,458.19

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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.