Home / 789,448.48-1,184,183.52-256,972.12

Finding the Fourth Proportional to 789,448.48, 1,184,183.52 and 256,972.12

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Solution

The fourth proportional to 789,448.48, 1,184,183.52 and 256,972.12 is: 385,461.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,448.48 : 1,184,183.52 = 256,972.12 : x
  2. Step 2: Convert to fraction form
    789,448.48/1,184,183.52 = 256,972.12/x
  3. Step 3: Cross multiply
    789,448.48x = 1,184,183.52 × 256,972.12
  4. Step 4: Simplify right side
    789,448.48x = 304,302,149,603.46
  5. Step 5: Solve for x
    x = 304,302,149,603.46/789,448.48
  6. Step 6: Final answer
    x = 385,461.70

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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.