Home / 342,004.23-471,900.86-214,622.41

Finding the Fourth Proportional to 342,004.23, 471,900.86 and 214,622.41

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Solution

The fourth proportional to 342,004.23, 471,900.86 and 214,622.41 is: 296,138.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,004.23 : 471,900.86 = 214,622.41 : x
  2. Step 2: Convert to fraction form
    342,004.23/471,900.86 = 214,622.41/x
  3. Step 3: Cross multiply
    342,004.23x = 471,900.86 × 214,622.41
  4. Step 4: Simplify right side
    342,004.23x = 101,280,499,854.27
  5. Step 5: Solve for x
    x = 101,280,499,854.27/342,004.23
  6. Step 6: Final answer
    x = 296,138.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.