Home / 454,321.06-626,967.34-250,379.44

Finding the Fourth Proportional to 454,321.06, 626,967.34 and 250,379.44

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Solution

The fourth proportional to 454,321.06, 626,967.34 and 250,379.44 is: 345,525.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,321.06 : 626,967.34 = 250,379.44 : x
  2. Step 2: Convert to fraction form
    454,321.06/626,967.34 = 250,379.44/x
  3. Step 3: Cross multiply
    454,321.06x = 626,967.34 × 250,379.44
  4. Step 4: Simplify right side
    454,321.06x = 156,979,727,971.62
  5. Step 5: Solve for x
    x = 156,979,727,971.62/454,321.06
  6. Step 6: Final answer
    x = 345,525.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.