Home / 371,207.04-556,093.08-221,566.56

Finding the Fourth Proportional to 371,207.04, 556,093.08 and 221,566.56

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Solution

The fourth proportional to 371,207.04, 556,093.08 and 221,566.56 is: 331,921.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,207.04 : 556,093.08 = 221,566.56 : x
  2. Step 2: Convert to fraction form
    371,207.04/556,093.08 = 221,566.56/x
  3. Step 3: Cross multiply
    371,207.04x = 556,093.08 × 221,566.56
  4. Step 4: Simplify right side
    371,207.04x = 123,211,630,775.41
  5. Step 5: Solve for x
    x = 123,211,630,775.41/371,207.04
  6. Step 6: Final answer
    x = 331,921.59

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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.