Home / 455,222.29-682,907.61-170,934.85

Finding the Fourth Proportional to 455,222.29, 682,907.61 and 170,934.85

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Solution

The fourth proportional to 455,222.29, 682,907.61 and 170,934.85 is: 256,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,222.29 : 682,907.61 = 170,934.85 : x
  2. Step 2: Convert to fraction form
    455,222.29/682,907.61 = 170,934.85/x
  3. Step 3: Cross multiply
    455,222.29x = 682,907.61 × 170,934.85
  4. Step 4: Simplify right side
    455,222.29x = 116,732,709,879.21
  5. Step 5: Solve for x
    x = 116,732,709,879.21/455,222.29
  6. Step 6: Final answer
    x = 256,430.13

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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.