Home / 313,134.41-469,786.32-223,290.60

Finding the Fourth Proportional to 313,134.41, 469,786.32 and 223,290.60

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Solution

The fourth proportional to 313,134.41, 469,786.32 and 223,290.60 is: 334,996.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,134.41 : 469,786.32 = 223,290.60 : x
  2. Step 2: Convert to fraction form
    313,134.41/469,786.32 = 223,290.60/x
  3. Step 3: Cross multiply
    313,134.41x = 469,786.32 × 223,290.60
  4. Step 4: Simplify right side
    313,134.41x = 104,898,869,264.59
  5. Step 5: Solve for x
    x = 104,898,869,264.59/313,134.41
  6. Step 6: Final answer
    x = 334,996.31

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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.