Home / 694,152.60-1,041,309.90-220,885.80

Finding the Fourth Proportional to 694,152.60, 1,041,309.90 and 220,885.80

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Solution

The fourth proportional to 694,152.60, 1,041,309.90 and 220,885.80 is: 331,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,152.60 : 1,041,309.90 = 220,885.80 : x
  2. Step 2: Convert to fraction form
    694,152.60/1,041,309.90 = 220,885.80/x
  3. Step 3: Cross multiply
    694,152.60x = 1,041,309.90 × 220,885.80
  4. Step 4: Simplify right side
    694,152.60x = 230,010,570,309.42
  5. Step 5: Solve for x
    x = 230,010,570,309.42/694,152.60
  6. Step 6: Final answer
    x = 331,354.47

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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.