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Finding the Fourth Proportional to 604,445.90, 834,042.83 and 349,747.88

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Solution

The fourth proportional to 604,445.90, 834,042.83 and 349,747.88 is: 482,598.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,445.90 : 834,042.83 = 349,747.88 : x
  2. Step 2: Convert to fraction form
    604,445.90/834,042.83 = 349,747.88/x
  3. Step 3: Cross multiply
    604,445.90x = 834,042.83 × 349,747.88
  4. Step 4: Simplify right side
    604,445.90x = 291,704,705,702.75
  5. Step 5: Solve for x
    x = 291,704,705,702.75/604,445.90
  6. Step 6: Final answer
    x = 482,598.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.