Home / 351,037.60-526,556.40-268,093.60

Finding the Fourth Proportional to 351,037.60, 526,556.40 and 268,093.60

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Solution

The fourth proportional to 351,037.60, 526,556.40 and 268,093.60 is: 402,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,037.60 : 526,556.40 = 268,093.60 : x
  2. Step 2: Convert to fraction form
    351,037.60/526,556.40 = 268,093.60/x
  3. Step 3: Cross multiply
    351,037.60x = 526,556.40 × 268,093.60
  4. Step 4: Simplify right side
    351,037.60x = 141,166,400,879.04
  5. Step 5: Solve for x
    x = 141,166,400,879.04/351,037.60
  6. Step 6: Final answer
    x = 402,140.40

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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.