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Finding the Fourth Proportional to 592,992.95, 889,698.22 and 394,103.03

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Solution

The fourth proportional to 592,992.95, 889,698.22 and 394,103.03 is: 591,293.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,992.95 : 889,698.22 = 394,103.03 : x
  2. Step 2: Convert to fraction form
    592,992.95/889,698.22 = 394,103.03/x
  3. Step 3: Cross multiply
    592,992.95x = 889,698.22 × 394,103.03
  4. Step 4: Simplify right side
    592,992.95x = 350,632,758,853.86
  5. Step 5: Solve for x
    x = 350,632,758,853.86/592,992.95
  6. Step 6: Final answer
    x = 591,293.31

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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.