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Finding the Fourth Proportional to 592,711.85, 888,968.27 and 213,561.92

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Solution

The fourth proportional to 592,711.85, 888,968.27 and 213,561.92 is: 320,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,711.85 : 888,968.27 = 213,561.92 : x
  2. Step 2: Convert to fraction form
    592,711.85/888,968.27 = 213,561.92/x
  3. Step 3: Cross multiply
    592,711.85x = 888,968.27 × 213,561.92
  4. Step 4: Simplify right side
    592,711.85x = 189,849,773,316.60
  5. Step 5: Solve for x
    x = 189,849,773,316.60/592,711.85
  6. Step 6: Final answer
    x = 320,307.03

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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.