Home / 789,884.54-1,184,860.53-310,216.30

Finding the Fourth Proportional to 789,884.54, 1,184,860.53 and 310,216.30

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Solution

The fourth proportional to 789,884.54, 1,184,860.53 and 310,216.30 is: 465,337.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,884.54 : 1,184,860.53 = 310,216.30 : x
  2. Step 2: Convert to fraction form
    789,884.54/1,184,860.53 = 310,216.30/x
  3. Step 3: Cross multiply
    789,884.54x = 1,184,860.53 × 310,216.30
  4. Step 4: Simplify right side
    789,884.54x = 367,563,049,632.64
  5. Step 5: Solve for x
    x = 367,563,049,632.64/789,884.54
  6. Step 6: Final answer
    x = 465,337.69

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Double scale
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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.