Home / 437,429.28-655,910.64-226,544.16

Finding the Fourth Proportional to 437,429.28, 655,910.64 and 226,544.16

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Solution

The fourth proportional to 437,429.28, 655,910.64 and 226,544.16 is: 339,695.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,429.28 : 655,910.64 = 226,544.16 : x
  2. Step 2: Convert to fraction form
    437,429.28/655,910.64 = 226,544.16/x
  3. Step 3: Cross multiply
    437,429.28x = 655,910.64 × 226,544.16
  4. Step 4: Simplify right side
    437,429.28x = 148,592,724,973.86
  5. Step 5: Solve for x
    x = 148,592,724,973.86/437,429.28
  6. Step 6: Final answer
    x = 339,695.42

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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.