Home / 814,542.30-1,222,396.65-341,567.10

Finding the Fourth Proportional to 814,542.30, 1,222,396.65 and 341,567.10

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Solution

The fourth proportional to 814,542.30, 1,222,396.65 and 341,567.10 is: 512,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,542.30 : 1,222,396.65 = 341,567.10 : x
  2. Step 2: Convert to fraction form
    814,542.30/1,222,396.65 = 341,567.10/x
  3. Step 3: Cross multiply
    814,542.30x = 1,222,396.65 × 341,567.10
  4. Step 4: Simplify right side
    814,542.30x = 417,530,478,790.22
  5. Step 5: Solve for x
    x = 417,530,478,790.22/814,542.30
  6. Step 6: Final answer
    x = 512,595.21

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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.