Home / 309,619.60-464,429.40-224,982.70

Finding the Fourth Proportional to 309,619.60, 464,429.40 and 224,982.70

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Solution

The fourth proportional to 309,619.60, 464,429.40 and 224,982.70 is: 337,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,619.60 : 464,429.40 = 224,982.70 : x
  2. Step 2: Convert to fraction form
    309,619.60/464,429.40 = 224,982.70/x
  3. Step 3: Cross multiply
    309,619.60x = 464,429.40 × 224,982.70
  4. Step 4: Simplify right side
    309,619.60x = 104,488,580,371.38
  5. Step 5: Solve for x
    x = 104,488,580,371.38/309,619.60
  6. Step 6: Final answer
    x = 337,474.05

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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.