Home / 475,246.11-655,814.57-271,288.92

Finding the Fourth Proportional to 475,246.11, 655,814.57 and 271,288.92

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Solution

The fourth proportional to 475,246.11, 655,814.57 and 271,288.92 is: 374,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,246.11 : 655,814.57 = 271,288.92 : x
  2. Step 2: Convert to fraction form
    475,246.11/655,814.57 = 271,288.92/x
  3. Step 3: Cross multiply
    475,246.11x = 655,814.57 × 271,288.92
  4. Step 4: Simplify right side
    475,246.11x = 177,915,225,059.12
  5. Step 5: Solve for x
    x = 177,915,225,059.12/475,246.11
  6. Step 6: Final answer
    x = 374,364.40

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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.