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Finding the Fourth Proportional to 592,846.55, 888,724.89 and 213,674.48

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Solution

The fourth proportional to 592,846.55, 888,724.89 and 213,674.48 is: 320,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,846.55 : 888,724.89 = 213,674.48 : x
  2. Step 2: Convert to fraction form
    592,846.55/888,724.89 = 213,674.48/x
  3. Step 3: Cross multiply
    592,846.55x = 888,724.89 × 213,674.48
  4. Step 4: Simplify right side
    592,846.55x = 189,897,824,290.18
  5. Step 5: Solve for x
    x = 189,897,824,290.18/592,846.55
  6. Step 6: Final answer
    x = 320,315.31

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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.