Home / 789,520.64-1,184,269.95-190,476.73

Finding the Fourth Proportional to 789,520.64, 1,184,269.95 and 190,476.73

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Solution

The fourth proportional to 789,520.64, 1,184,269.95 and 190,476.73 is: 285,712.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,520.64 : 1,184,269.95 = 190,476.73 : x
  2. Step 2: Convert to fraction form
    789,520.64/1,184,269.95 = 190,476.73/x
  3. Step 3: Cross multiply
    789,520.64x = 1,184,269.95 × 190,476.73
  4. Step 4: Simplify right side
    789,520.64x = 225,575,868,993.60
  5. Step 5: Solve for x
    x = 225,575,868,993.60/789,520.64
  6. Step 6: Final answer
    x = 285,712.44

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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.