Home / 794,618.98-1,191,901.73-345,339.90

Finding the Fourth Proportional to 794,618.98, 1,191,901.73 and 345,339.90

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Solution

The fourth proportional to 794,618.98, 1,191,901.73 and 345,339.90 is: 517,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,618.98 : 1,191,901.73 = 345,339.90 : x
  2. Step 2: Convert to fraction form
    794,618.98/1,191,901.73 = 345,339.90/x
  3. Step 3: Cross multiply
    794,618.98x = 1,191,901.73 × 345,339.90
  4. Step 4: Simplify right side
    794,618.98x = 411,611,222,521.33
  5. Step 5: Solve for x
    x = 411,611,222,521.33/794,618.98
  6. Step 6: Final answer
    x = 517,998.23

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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.