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Finding the Fourth Proportional to 446,994.54, 670,486.14 and 110,039.40

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Solution

The fourth proportional to 446,994.54, 670,486.14 and 110,039.40 is: 165,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,994.54 : 670,486.14 = 110,039.40 : x
  2. Step 2: Convert to fraction form
    446,994.54/670,486.14 = 110,039.40/x
  3. Step 3: Cross multiply
    446,994.54x = 670,486.14 × 110,039.40
  4. Step 4: Simplify right side
    446,994.54x = 73,779,892,553.92
  5. Step 5: Solve for x
    x = 73,779,892,553.92/446,994.54
  6. Step 6: Final answer
    x = 165,057.70

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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.