Home / 475,030.26-655,588.67-271,111.65

Finding the Fourth Proportional to 475,030.26, 655,588.67 and 271,111.65

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Solution

The fourth proportional to 475,030.26, 655,588.67 and 271,111.65 is: 374,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,030.26 : 655,588.67 = 271,111.65 : x
  2. Step 2: Convert to fraction form
    475,030.26/655,588.67 = 271,111.65/x
  3. Step 3: Cross multiply
    475,030.26x = 655,588.67 × 271,111.65
  4. Step 4: Simplify right side
    475,030.26x = 177,737,724,689.45
  5. Step 5: Solve for x
    x = 177,737,724,689.45/475,030.26
  6. Step 6: Final answer
    x = 374,160.85

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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.