Home / 297,979.85-411,211.83-162,013.46

Finding the Fourth Proportional to 297,979.85, 411,211.83 and 162,013.46

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Solution

The fourth proportional to 297,979.85, 411,211.83 and 162,013.46 is: 223,578.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,979.85 : 411,211.83 = 162,013.46 : x
  2. Step 2: Convert to fraction form
    297,979.85/411,211.83 = 162,013.46/x
  3. Step 3: Cross multiply
    297,979.85x = 411,211.83 × 162,013.46
  4. Step 4: Simplify right side
    297,979.85x = 66,621,849,315.17
  5. Step 5: Solve for x
    x = 66,621,849,315.17/297,979.85
  6. Step 6: Final answer
    x = 223,578.37

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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.