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Finding the Fourth Proportional to 235,036.92, 351,775.74 and 214,025.52

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Solution

The fourth proportional to 235,036.92, 351,775.74 and 214,025.52 is: 320,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,036.92 : 351,775.74 = 214,025.52 : x
  2. Step 2: Convert to fraction form
    235,036.92/351,775.74 = 214,025.52/x
  3. Step 3: Cross multiply
    235,036.92x = 351,775.74 × 214,025.52
  4. Step 4: Simplify right side
    235,036.92x = 75,288,985,676.88
  5. Step 5: Solve for x
    x = 75,288,985,676.88/235,036.92
  6. Step 6: Final answer
    x = 320,328.34

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1.5x scale

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.