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Finding the Fourth Proportional to 449,026.68, 673,004.40 and 208,816.32

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Solution

The fourth proportional to 449,026.68, 673,004.40 and 208,816.32 is: 312,975.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,026.68 : 673,004.40 = 208,816.32 : x
  2. Step 2: Convert to fraction form
    449,026.68/673,004.40 = 208,816.32/x
  3. Step 3: Cross multiply
    449,026.68x = 673,004.40 × 208,816.32
  4. Step 4: Simplify right side
    449,026.68x = 140,534,302,151.81
  5. Step 5: Solve for x
    x = 140,534,302,151.81/449,026.68
  6. Step 6: Final answer
    x = 312,975.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.