Home / 263,741.40-364,128.21-203,197.14

Finding the Fourth Proportional to 263,741.40, 364,128.21 and 203,197.14

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Solution

The fourth proportional to 263,741.40, 364,128.21 and 203,197.14 is: 280,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,741.40 : 364,128.21 = 203,197.14 : x
  2. Step 2: Convert to fraction form
    263,741.40/364,128.21 = 203,197.14/x
  3. Step 3: Cross multiply
    263,741.40x = 364,128.21 × 203,197.14
  4. Step 4: Simplify right side
    263,741.40x = 73,989,810,865.32
  5. Step 5: Solve for x
    x = 73,989,810,865.32/263,741.40
  6. Step 6: Final answer
    x = 280,539.24

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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.