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Finding the Fourth Proportional to 559,042.64, 837,505.99 and 330,654.23

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Solution

The fourth proportional to 559,042.64, 837,505.99 and 330,654.23 is: 495,355.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,042.64 : 837,505.99 = 330,654.23 : x
  2. Step 2: Convert to fraction form
    559,042.64/837,505.99 = 330,654.23/x
  3. Step 3: Cross multiply
    559,042.64x = 837,505.99 × 330,654.23
  4. Step 4: Simplify right side
    559,042.64x = 276,924,897,610.27
  5. Step 5: Solve for x
    x = 276,924,897,610.27/559,042.64
  6. Step 6: Final answer
    x = 495,355.59

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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.