Home / 939,493.30-1,409,233.20-229,514.80

Finding the Fourth Proportional to 939,493.30, 1,409,233.20 and 229,514.80

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Solution

The fourth proportional to 939,493.30, 1,409,233.20 and 229,514.80 is: 344,270.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,493.30 : 1,409,233.20 = 229,514.80 : x
  2. Step 2: Convert to fraction form
    939,493.30/1,409,233.20 = 229,514.80/x
  3. Step 3: Cross multiply
    939,493.30x = 1,409,233.20 × 229,514.80
  4. Step 4: Simplify right side
    939,493.30x = 323,439,876,051.36
  5. Step 5: Solve for x
    x = 323,439,876,051.36/939,493.30
  6. Step 6: Final answer
    x = 344,270.55

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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.