Home / 371,810.58-556,338.06-222,132.30

Finding the Fourth Proportional to 371,810.58, 556,338.06 and 222,132.30

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Solution

The fourth proportional to 371,810.58, 556,338.06 and 222,132.30 is: 332,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,810.58 : 556,338.06 = 222,132.30 : x
  2. Step 2: Convert to fraction form
    371,810.58/556,338.06 = 222,132.30/x
  3. Step 3: Cross multiply
    371,810.58x = 556,338.06 × 222,132.30
  4. Step 4: Simplify right side
    371,810.58x = 123,580,652,845.34
  5. Step 5: Solve for x
    x = 123,580,652,845.34/371,810.58
  6. Step 6: Final answer
    x = 332,375.30

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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.