Home / 313,043.22-469,180.01-144,329.36

Finding the Fourth Proportional to 313,043.22, 469,180.01 and 144,329.36

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Solution

The fourth proportional to 313,043.22, 469,180.01 and 144,329.36 is: 216,316.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,043.22 : 469,180.01 = 144,329.36 : x
  2. Step 2: Convert to fraction form
    313,043.22/469,180.01 = 144,329.36/x
  3. Step 3: Cross multiply
    313,043.22x = 469,180.01 × 144,329.36
  4. Step 4: Simplify right side
    313,043.22x = 67,716,448,583.02
  5. Step 5: Solve for x
    x = 67,716,448,583.02/313,043.22
  6. Step 6: Final answer
    x = 216,316.61

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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.