Home / 794,605.42-1,191,881.73-345,326.73

Finding the Fourth Proportional to 794,605.42, 1,191,881.73 and 345,326.73

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Solution

The fourth proportional to 794,605.42, 1,191,881.73 and 345,326.73 is: 517,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,605.42 : 1,191,881.73 = 345,326.73 : x
  2. Step 2: Convert to fraction form
    794,605.42/1,191,881.73 = 345,326.73/x
  3. Step 3: Cross multiply
    794,605.42x = 1,191,881.73 × 345,326.73
  4. Step 4: Simplify right side
    794,605.42x = 411,588,620,367.64
  5. Step 5: Solve for x
    x = 411,588,620,367.64/794,605.42
  6. Step 6: Final answer
    x = 517,978.62

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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.