Home / 845,186.72-1,267,826.34-214,106

Finding the Fourth Proportional to 845,186.72, 1,267,826.34 and 214,106

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Solution

The fourth proportional to 845,186.72, 1,267,826.34 and 214,106 is: 321,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,186.72 : 1,267,826.34 = 214,106 : x
  2. Step 2: Convert to fraction form
    845,186.72/1,267,826.34 = 214,106/x
  3. Step 3: Cross multiply
    845,186.72x = 1,267,826.34 × 214,106
  4. Step 4: Simplify right side
    845,186.72x = 271,449,226,352.04
  5. Step 5: Solve for x
    x = 271,449,226,352.04/845,186.72
  6. Step 6: Final answer
    x = 321,170.72

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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.