Home / 339,454.46-508,406.07-162,085.70

Finding the Fourth Proportional to 339,454.46, 508,406.07 and 162,085.70

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Solution

The fourth proportional to 339,454.46, 508,406.07 and 162,085.70 is: 242,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,454.46 : 508,406.07 = 162,085.70 : x
  2. Step 2: Convert to fraction form
    339,454.46/508,406.07 = 162,085.70/x
  3. Step 3: Cross multiply
    339,454.46x = 508,406.07 × 162,085.70
  4. Step 4: Simplify right side
    339,454.46x = 82,405,353,740.20
  5. Step 5: Solve for x
    x = 82,405,353,740.20/339,454.46
  6. Step 6: Final answer
    x = 242,758.20

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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.