Home / 789,744.54-1,184,615.88-257,264.70

Finding the Fourth Proportional to 789,744.54, 1,184,615.88 and 257,264.70

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Solution

The fourth proportional to 789,744.54, 1,184,615.88 and 257,264.70 is: 385,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,744.54 : 1,184,615.88 = 257,264.70 : x
  2. Step 2: Convert to fraction form
    789,744.54/1,184,615.88 = 257,264.70/x
  3. Step 3: Cross multiply
    789,744.54x = 1,184,615.88 × 257,264.70
  4. Step 4: Simplify right side
    789,744.54x = 304,759,848,983.44
  5. Step 5: Solve for x
    x = 304,759,848,983.44/789,744.54
  6. Step 6: Final answer
    x = 385,896.75

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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.