Home / 789,867.45-1,184,798.58-190,828.61

Finding the Fourth Proportional to 789,867.45, 1,184,798.58 and 190,828.61

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Solution

The fourth proportional to 789,867.45, 1,184,798.58 and 190,828.61 is: 286,242.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,867.45 : 1,184,798.58 = 190,828.61 : x
  2. Step 2: Convert to fraction form
    789,867.45/1,184,798.58 = 190,828.61/x
  3. Step 3: Cross multiply
    789,867.45x = 1,184,798.58 × 190,828.61
  4. Step 4: Simplify right side
    789,867.45x = 226,093,462,583.53
  5. Step 5: Solve for x
    x = 226,093,462,583.53/789,867.45
  6. Step 6: Final answer
    x = 286,242.28

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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.