Home / 427,422.12-592,539.88-404,670.03

Finding the Fourth Proportional to 427,422.12, 592,539.88 and 404,670.03

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Solution

The fourth proportional to 427,422.12, 592,539.88 and 404,670.03 is: 560,998.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,422.12 : 592,539.88 = 404,670.03 : x
  2. Step 2: Convert to fraction form
    427,422.12/592,539.88 = 404,670.03/x
  3. Step 3: Cross multiply
    427,422.12x = 592,539.88 × 404,670.03
  4. Step 4: Simplify right side
    427,422.12x = 239,783,131,015.80
  5. Step 5: Solve for x
    x = 239,783,131,015.80/427,422.12
  6. Step 6: Final answer
    x = 560,998.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.