Home / 437,825.40-657,029.70-201,046.20

Finding the Fourth Proportional to 437,825.40, 657,029.70 and 201,046.20

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Solution

The fourth proportional to 437,825.40, 657,029.70 and 201,046.20 is: 301,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,825.40 : 657,029.70 = 201,046.20 : x
  2. Step 2: Convert to fraction form
    437,825.40/657,029.70 = 201,046.20/x
  3. Step 3: Cross multiply
    437,825.40x = 657,029.70 × 201,046.20
  4. Step 4: Simplify right side
    437,825.40x = 132,093,324,472.14
  5. Step 5: Solve for x
    x = 132,093,324,472.14/437,825.40
  6. Step 6: Final answer
    x = 301,703.20

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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.