Home / 850,385.08-1,275,579.22-798,421.96

Finding the Fourth Proportional to 850,385.08, 1,275,579.22 and 798,421.96

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Solution

The fourth proportional to 850,385.08, 1,275,579.22 and 798,421.96 is: 1,197,634.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,385.08 : 1,275,579.22 = 798,421.96 : x
  2. Step 2: Convert to fraction form
    850,385.08/1,275,579.22 = 798,421.96/x
  3. Step 3: Cross multiply
    850,385.08x = 1,275,579.22 × 798,421.96
  4. Step 4: Simplify right side
    850,385.08x = 1,018,450,460,967.67
  5. Step 5: Solve for x
    x = 1,018,450,460,967.67/850,385.08
  6. Step 6: Final answer
    x = 1,197,634.44

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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.