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Finding the Fourth Proportional to 580,051.86, 800,477.03 and 325,408.51

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Solution

The fourth proportional to 580,051.86, 800,477.03 and 325,408.51 is: 449,066.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,051.86 : 800,477.03 = 325,408.51 : x
  2. Step 2: Convert to fraction form
    580,051.86/800,477.03 = 325,408.51/x
  3. Step 3: Cross multiply
    580,051.86x = 800,477.03 × 325,408.51
  4. Step 4: Simplify right side
    580,051.86x = 260,482,037,621.53
  5. Step 5: Solve for x
    x = 260,482,037,621.53/580,051.86
  6. Step 6: Final answer
    x = 449,066.81

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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.