Home / 789,693.93-1,184,539.68-257,214.11

Finding the Fourth Proportional to 789,693.93, 1,184,539.68 and 257,214.11

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Solution

The fourth proportional to 789,693.93, 1,184,539.68 and 257,214.11 is: 385,820.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,693.93 : 1,184,539.68 = 257,214.11 : x
  2. Step 2: Convert to fraction form
    789,693.93/1,184,539.68 = 257,214.11/x
  3. Step 3: Cross multiply
    789,693.93x = 1,184,539.68 × 257,214.11
  4. Step 4: Simplify right side
    789,693.93x = 304,680,313,628.19
  5. Step 5: Solve for x
    x = 304,680,313,628.19/789,693.93
  6. Step 6: Final answer
    x = 385,820.76

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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.