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Finding the Fourth Proportional to 588,978.90, 883,606.80 and 189,604.75

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Solution

The fourth proportional to 588,978.90, 883,606.80 and 189,604.75 is: 284,451.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,978.90 : 883,606.80 = 189,604.75 : x
  2. Step 2: Convert to fraction form
    588,978.90/883,606.80 = 189,604.75/x
  3. Step 3: Cross multiply
    588,978.90x = 883,606.80 × 189,604.75
  4. Step 4: Simplify right side
    588,978.90x = 167,536,046,412.30
  5. Step 5: Solve for x
    x = 167,536,046,412.30/588,978.90
  6. Step 6: Final answer
    x = 284,451.69

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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.