Home / 845,281.50-1,267,996.05-214,195.34

Finding the Fourth Proportional to 845,281.50, 1,267,996.05 and 214,195.34

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Solution

The fourth proportional to 845,281.50, 1,267,996.05 and 214,195.34 is: 321,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,281.50 : 1,267,996.05 = 214,195.34 : x
  2. Step 2: Convert to fraction form
    845,281.50/1,267,996.05 = 214,195.34/x
  3. Step 3: Cross multiply
    845,281.50x = 1,267,996.05 × 214,195.34
  4. Step 4: Simplify right side
    845,281.50x = 271,598,838,708.43
  5. Step 5: Solve for x
    x = 271,598,838,708.43/845,281.50
  6. Step 6: Final answer
    x = 321,311.70

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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.