Home / 354,314.20-531,544.20-117,826.60

Finding the Fourth Proportional to 354,314.20, 531,544.20 and 117,826.60

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Solution

The fourth proportional to 354,314.20, 531,544.20 and 117,826.60 is: 176,764.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,314.20 : 531,544.20 = 117,826.60 : x
  2. Step 2: Convert to fraction form
    354,314.20/531,544.20 = 117,826.60/x
  3. Step 3: Cross multiply
    354,314.20x = 531,544.20 × 117,826.60
  4. Step 4: Simplify right side
    354,314.20x = 62,630,045,835.72
  5. Step 5: Solve for x
    x = 62,630,045,835.72/354,314.20
  6. Step 6: Final answer
    x = 176,764.14

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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.