Home / 894,205.76-1,234,012.24-486,311.44

Finding the Fourth Proportional to 894,205.76, 1,234,012.24 and 486,311.44

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Solution

The fourth proportional to 894,205.76, 1,234,012.24 and 486,311.44 is: 671,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,205.76 : 1,234,012.24 = 486,311.44 : x
  2. Step 2: Convert to fraction form
    894,205.76/1,234,012.24 = 486,311.44/x
  3. Step 3: Cross multiply
    894,205.76x = 1,234,012.24 × 486,311.44
  4. Step 4: Simplify right side
    894,205.76x = 600,114,269,412.03
  5. Step 5: Solve for x
    x = 600,114,269,412.03/894,205.76
  6. Step 6: Final answer
    x = 671,114.30

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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.