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Finding the Fourth Proportional to 449,026.47, 672,582.08 and 363,269.34

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Solution

The fourth proportional to 449,026.47, 672,582.08 and 363,269.34 is: 544,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,026.47 : 672,582.08 = 363,269.34 : x
  2. Step 2: Convert to fraction form
    449,026.47/672,582.08 = 363,269.34/x
  3. Step 3: Cross multiply
    449,026.47x = 672,582.08 × 363,269.34
  4. Step 4: Simplify right side
    449,026.47x = 244,328,449,205.60
  5. Step 5: Solve for x
    x = 244,328,449,205.60/449,026.47
  6. Step 6: Final answer
    x = 544,129.28

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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.