Home / 789,051.56-1,184,419.73-339,994.04

Finding the Fourth Proportional to 789,051.56, 1,184,419.73 and 339,994.04

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Solution

The fourth proportional to 789,051.56, 1,184,419.73 and 339,994.04 is: 510,354.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,051.56 : 1,184,419.73 = 339,994.04 : x
  2. Step 2: Convert to fraction form
    789,051.56/1,184,419.73 = 339,994.04/x
  3. Step 3: Cross multiply
    789,051.56x = 1,184,419.73 × 339,994.04
  4. Step 4: Simplify right side
    789,051.56x = 402,695,643,986.30
  5. Step 5: Solve for x
    x = 402,695,643,986.30/789,051.56
  6. Step 6: Final answer
    x = 510,354.03

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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.