Home / 986,527.72-1,479,226.37-303,236.63

Finding the Fourth Proportional to 986,527.72, 1,479,226.37 and 303,236.63

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Solution

The fourth proportional to 986,527.72, 1,479,226.37 and 303,236.63 is: 454,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,527.72 : 1,479,226.37 = 303,236.63 : x
  2. Step 2: Convert to fraction form
    986,527.72/1,479,226.37 = 303,236.63/x
  3. Step 3: Cross multiply
    986,527.72x = 1,479,226.37 × 303,236.63
  4. Step 4: Simplify right side
    986,527.72x = 448,555,616,080.72
  5. Step 5: Solve for x
    x = 448,555,616,080.72/986,527.72
  6. Step 6: Final answer
    x = 454,681.21

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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.