Home / 726,307.68-1,089,636.60-227,671.68

Finding the Fourth Proportional to 726,307.68, 1,089,636.60 and 227,671.68

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Solution

The fourth proportional to 726,307.68, 1,089,636.60 and 227,671.68 is: 341,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,307.68 : 1,089,636.60 = 227,671.68 : x
  2. Step 2: Convert to fraction form
    726,307.68/1,089,636.60 = 227,671.68/x
  3. Step 3: Cross multiply
    726,307.68x = 1,089,636.60 × 227,671.68
  4. Step 4: Simplify right side
    726,307.68x = 248,079,395,311.49
  5. Step 5: Solve for x
    x = 248,079,395,311.49/726,307.68
  6. Step 6: Final answer
    x = 341,562.40

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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.