Home / 986,528.72-1,479,227.86-303,237.63

Finding the Fourth Proportional to 986,528.72, 1,479,227.86 and 303,237.63

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Solution

The fourth proportional to 986,528.72, 1,479,227.86 and 303,237.63 is: 454,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,528.72 : 1,479,227.86 = 303,237.63 : x
  2. Step 2: Convert to fraction form
    986,528.72/1,479,227.86 = 303,237.63/x
  3. Step 3: Cross multiply
    986,528.72x = 1,479,227.86 × 303,237.63
  4. Step 4: Simplify right side
    986,528.72x = 448,557,550,496.37
  5. Step 5: Solve for x
    x = 448,557,550,496.37/986,528.72
  6. Step 6: Final answer
    x = 454,682.71

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Double scale
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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.