Home / 1,049.37-1,574.07-400.14

Finding the Fourth Proportional to 1,049.37, 1,574.07 and 400.14

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Solution

The fourth proportional to 1,049.37, 1,574.07 and 400.14 is: 600.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049.37 : 1,574.07 = 400.14 : x
  2. Step 2: Convert to fraction form
    1,049.37/1,574.07 = 400.14/x
  3. Step 3: Cross multiply
    1,049.37x = 1,574.07 × 400.14
  4. Step 4: Simplify right side
    1,049.37x = 629,848.37
  5. Step 5: Solve for x
    x = 629,848.37/1,049.37
  6. Step 6: Final answer
    x = 600.22

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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.