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Finding the Fourth Proportional to 592,310.66, 888,465.30 and 192,950.79

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Solution

The fourth proportional to 592,310.66, 888,465.30 and 192,950.79 is: 289,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,310.66 : 888,465.30 = 192,950.79 : x
  2. Step 2: Convert to fraction form
    592,310.66/888,465.30 = 192,950.79/x
  3. Step 3: Cross multiply
    592,310.66x = 888,465.30 × 192,950.79
  4. Step 4: Simplify right side
    592,310.66x = 171,430,081,522.59
  5. Step 5: Solve for x
    x = 171,430,081,522.59/592,310.66
  6. Step 6: Final answer
    x = 289,425.96

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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.