Home / 828,115.26-1,242,435.34-295,624.50

Finding the Fourth Proportional to 828,115.26, 1,242,435.34 and 295,624.50

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Solution

The fourth proportional to 828,115.26, 1,242,435.34 and 295,624.50 is: 443,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,115.26 : 1,242,435.34 = 295,624.50 : x
  2. Step 2: Convert to fraction form
    828,115.26/1,242,435.34 = 295,624.50/x
  3. Step 3: Cross multiply
    828,115.26x = 1,242,435.34 × 295,624.50
  4. Step 4: Simplify right side
    828,115.26x = 367,294,326,169.83
  5. Step 5: Solve for x
    x = 367,294,326,169.83/828,115.26
  6. Step 6: Final answer
    x = 443,530.44

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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.