Home / 789,596.60-1,184,129.69-256,992.38

Finding the Fourth Proportional to 789,596.60, 1,184,129.69 and 256,992.38

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Solution

The fourth proportional to 789,596.60, 1,184,129.69 and 256,992.38 is: 385,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,596.60 : 1,184,129.69 = 256,992.38 : x
  2. Step 2: Convert to fraction form
    789,596.60/1,184,129.69 = 256,992.38/x
  3. Step 3: Cross multiply
    789,596.60x = 1,184,129.69 × 256,992.38
  4. Step 4: Simplify right side
    789,596.60x = 304,312,300,056.15
  5. Step 5: Solve for x
    x = 304,312,300,056.15/789,596.60
  6. Step 6: Final answer
    x = 385,402.24

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1.5x scale

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.