Home / 738,456.98-1,107,587.03-205,933.41

Finding the Fourth Proportional to 738,456.98, 1,107,587.03 and 205,933.41

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Solution

The fourth proportional to 738,456.98, 1,107,587.03 and 205,933.41 is: 308,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,456.98 : 1,107,587.03 = 205,933.41 : x
  2. Step 2: Convert to fraction form
    738,456.98/1,107,587.03 = 205,933.41/x
  3. Step 3: Cross multiply
    738,456.98x = 1,107,587.03 × 205,933.41
  4. Step 4: Simplify right side
    738,456.98x = 228,089,172,930.01
  5. Step 5: Solve for x
    x = 228,089,172,930.01/738,456.98
  6. Step 6: Final answer
    x = 308,872.66

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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.