Home / 370,782.36-556,216.74-134,236.44

Finding the Fourth Proportional to 370,782.36, 556,216.74 and 134,236.44

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Solution

The fourth proportional to 370,782.36, 556,216.74 and 134,236.44 is: 201,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,782.36 : 556,216.74 = 134,236.44 : x
  2. Step 2: Convert to fraction form
    370,782.36/556,216.74 = 134,236.44/x
  3. Step 3: Cross multiply
    370,782.36x = 556,216.74 × 134,236.44
  4. Step 4: Simplify right side
    370,782.36x = 74,664,555,046.01
  5. Step 5: Solve for x
    x = 74,664,555,046.01/370,782.36
  6. Step 6: Final answer
    x = 201,370.30

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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.