Home / 741,068.90-1,110,745.41-340,869.77

Finding the Fourth Proportional to 741,068.90, 1,110,745.41 and 340,869.77

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Solution

The fourth proportional to 741,068.90, 1,110,745.41 and 340,869.77 is: 510,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,068.90 : 1,110,745.41 = 340,869.77 : x
  2. Step 2: Convert to fraction form
    741,068.90/1,110,745.41 = 340,869.77/x
  3. Step 3: Cross multiply
    741,068.90x = 1,110,745.41 × 340,869.77
  4. Step 4: Simplify right side
    741,068.90x = 378,619,532,435.26
  5. Step 5: Solve for x
    x = 378,619,532,435.26/741,068.90
  6. Step 6: Final answer
    x = 510,910.03

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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.