Home / 814,542.80-1,222,397.40-341,567.60

Finding the Fourth Proportional to 814,542.80, 1,222,397.40 and 341,567.60

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Solution

The fourth proportional to 814,542.80, 1,222,397.40 and 341,567.60 is: 512,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,542.80 : 1,222,397.40 = 341,567.60 : x
  2. Step 2: Convert to fraction form
    814,542.80/1,222,397.40 = 341,567.60/x
  3. Step 3: Cross multiply
    814,542.80x = 1,222,397.40 × 341,567.60
  4. Step 4: Simplify right side
    814,542.80x = 417,531,346,164.24
  5. Step 5: Solve for x
    x = 417,531,346,164.24/814,542.80
  6. Step 6: Final answer
    x = 512,595.96

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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.