Home / 849,861.20-1,275,252.60-376,619.60

Finding the Fourth Proportional to 849,861.20, 1,275,252.60 and 376,619.60

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Solution

The fourth proportional to 849,861.20, 1,275,252.60 and 376,619.60 is: 565,133.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,861.20 : 1,275,252.60 = 376,619.60 : x
  2. Step 2: Convert to fraction form
    849,861.20/1,275,252.60 = 376,619.60/x
  3. Step 3: Cross multiply
    849,861.20x = 1,275,252.60 × 376,619.60
  4. Step 4: Simplify right side
    849,861.20x = 480,285,124,110.96
  5. Step 5: Solve for x
    x = 480,285,124,110.96/849,861.20
  6. Step 6: Final answer
    x = 565,133.61

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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.