Home / 351,140.20-526,364.70-173,674.60

Finding the Fourth Proportional to 351,140.20, 526,364.70 and 173,674.60

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Solution

The fourth proportional to 351,140.20, 526,364.70 and 173,674.60 is: 260,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,140.20 : 526,364.70 = 173,674.60 : x
  2. Step 2: Convert to fraction form
    351,140.20/526,364.70 = 173,674.60/x
  3. Step 3: Cross multiply
    351,140.20x = 526,364.70 × 173,674.60
  4. Step 4: Simplify right side
    351,140.20x = 91,416,178,726.62
  5. Step 5: Solve for x
    x = 91,416,178,726.62/351,140.20
  6. Step 6: Final answer
    x = 260,340.97

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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.