Home / 914,245.60-1,369,035.60-727,621.60

Finding the Fourth Proportional to 914,245.60, 1,369,035.60 and 727,621.60

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Solution

The fourth proportional to 914,245.60, 1,369,035.60 and 727,621.60 is: 1,089,575.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,245.60 : 1,369,035.60 = 727,621.60 : x
  2. Step 2: Convert to fraction form
    914,245.60/1,369,035.60 = 727,621.60/x
  3. Step 3: Cross multiply
    914,245.60x = 1,369,035.60 × 727,621.60
  4. Step 4: Simplify right side
    914,245.60x = 996,139,873,728.96
  5. Step 5: Solve for x
    x = 996,139,873,728.96/914,245.60
  6. Step 6: Final answer
    x = 1,089,575.79

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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.