Home / 372,255.03-556,973.46-220,533.56

Finding the Fourth Proportional to 372,255.03, 556,973.46 and 220,533.56

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Solution

The fourth proportional to 372,255.03, 556,973.46 and 220,533.56 is: 329,965.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,255.03 : 556,973.46 = 220,533.56 : x
  2. Step 2: Convert to fraction form
    372,255.03/556,973.46 = 220,533.56/x
  3. Step 3: Cross multiply
    372,255.03x = 556,973.46 × 220,533.56
  4. Step 4: Simplify right side
    372,255.03x = 122,831,339,263.10
  5. Step 5: Solve for x
    x = 122,831,339,263.10/372,255.03
  6. Step 6: Final answer
    x = 329,965.56

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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.