Home / 883,861.86-1,325,250.20-343,487.18

Finding the Fourth Proportional to 883,861.86, 1,325,250.20 and 343,487.18

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Solution

The fourth proportional to 883,861.86, 1,325,250.20 and 343,487.18 is: 515,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,861.86 : 1,325,250.20 = 343,487.18 : x
  2. Step 2: Convert to fraction form
    883,861.86/1,325,250.20 = 343,487.18/x
  3. Step 3: Cross multiply
    883,861.86x = 1,325,250.20 × 343,487.18
  4. Step 4: Simplify right side
    883,861.86x = 455,206,453,992.44
  5. Step 5: Solve for x
    x = 455,206,453,992.44/883,861.86
  6. Step 6: Final answer
    x = 515,019.91

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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.