Home / 347,185.19-520,941.56-122,651.37

Finding the Fourth Proportional to 347,185.19, 520,941.56 and 122,651.37

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Solution

The fourth proportional to 347,185.19, 520,941.56 and 122,651.37 is: 184,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,185.19 : 520,941.56 = 122,651.37 : x
  2. Step 2: Convert to fraction form
    347,185.19/520,941.56 = 122,651.37/x
  3. Step 3: Cross multiply
    347,185.19x = 520,941.56 × 122,651.37
  4. Step 4: Simplify right side
    347,185.19x = 63,894,195,410.68
  5. Step 5: Solve for x
    x = 63,894,195,410.68/347,185.19
  6. Step 6: Final answer
    x = 184,034.91

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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.