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Finding the Fourth Proportional to 592,855.95, 888,739.01 and 213,683.88

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Solution

The fourth proportional to 592,855.95, 888,739.01 and 213,683.88 is: 320,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,855.95 : 888,739.01 = 213,683.88 : x
  2. Step 2: Convert to fraction form
    592,855.95/888,739.01 = 213,683.88/x
  3. Step 3: Cross multiply
    592,855.95x = 888,739.01 × 213,683.88
  4. Step 4: Simplify right side
    592,855.95x = 189,909,198,895.74
  5. Step 5: Solve for x
    x = 189,909,198,895.74/592,855.95
  6. Step 6: Final answer
    x = 320,329.42

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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.