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Finding the Fourth Proportional to 351,166.98, 526,594.95 and 252,256.26

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Solution

The fourth proportional to 351,166.98, 526,594.95 and 252,256.26 is: 378,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,166.98 : 526,594.95 = 252,256.26 : x
  2. Step 2: Convert to fraction form
    351,166.98/526,594.95 = 252,256.26/x
  3. Step 3: Cross multiply
    351,166.98x = 526,594.95 × 252,256.26
  4. Step 4: Simplify right side
    351,166.98x = 132,836,872,621.89
  5. Step 5: Solve for x
    x = 132,836,872,621.89/351,166.98
  6. Step 6: Final answer
    x = 378,272.67

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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.