Home / 252,125.10-378,187.65-234,410.40

Finding the Fourth Proportional to 252,125.10, 378,187.65 and 234,410.40

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Solution

The fourth proportional to 252,125.10, 378,187.65 and 234,410.40 is: 351,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,125.10 : 378,187.65 = 234,410.40 : x
  2. Step 2: Convert to fraction form
    252,125.10/378,187.65 = 234,410.40/x
  3. Step 3: Cross multiply
    252,125.10x = 378,187.65 × 234,410.40
  4. Step 4: Simplify right side
    252,125.10x = 88,651,118,311.56
  5. Step 5: Solve for x
    x = 88,651,118,311.56/252,125.10
  6. Step 6: Final answer
    x = 351,615.60

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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.