Home / 906,324.50-1,359,196.52-298,976.90

Finding the Fourth Proportional to 906,324.50, 1,359,196.52 and 298,976.90

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Solution

The fourth proportional to 906,324.50, 1,359,196.52 and 298,976.90 is: 448,369.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,324.50 : 1,359,196.52 = 298,976.90 : x
  2. Step 2: Convert to fraction form
    906,324.50/1,359,196.52 = 298,976.90/x
  3. Step 3: Cross multiply
    906,324.50x = 1,359,196.52 × 298,976.90
  4. Step 4: Simplify right side
    906,324.50x = 406,368,362,040.39
  5. Step 5: Solve for x
    x = 406,368,362,040.39/906,324.50
  6. Step 6: Final answer
    x = 448,369.61

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1.5x scale

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.