Home / 850,971.60-1,276,457.40-252,025.20

Finding the Fourth Proportional to 850,971.60, 1,276,457.40 and 252,025.20

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Solution

The fourth proportional to 850,971.60, 1,276,457.40 and 252,025.20 is: 378,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,971.60 : 1,276,457.40 = 252,025.20 : x
  2. Step 2: Convert to fraction form
    850,971.60/1,276,457.40 = 252,025.20/x
  3. Step 3: Cross multiply
    850,971.60x = 1,276,457.40 × 252,025.20
  4. Step 4: Simplify right side
    850,971.60x = 321,699,431,526.48
  5. Step 5: Solve for x
    x = 321,699,431,526.48/850,971.60
  6. Step 6: Final answer
    x = 378,037.80

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Similar ratio
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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.