Home / 370,588.56-556,626.60-221,120.52

Finding the Fourth Proportional to 370,588.56, 556,626.60 and 221,120.52

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Solution

The fourth proportional to 370,588.56, 556,626.60 and 221,120.52 is: 332,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,588.56 : 556,626.60 = 221,120.52 : x
  2. Step 2: Convert to fraction form
    370,588.56/556,626.60 = 221,120.52/x
  3. Step 3: Cross multiply
    370,588.56x = 556,626.60 × 221,120.52
  4. Step 4: Simplify right side
    370,588.56x = 123,081,563,237.83
  5. Step 5: Solve for x
    x = 123,081,563,237.83/370,588.56
  6. Step 6: Final answer
    x = 332,124.56

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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.