Home / 827,440.48-1,241,136-228,438.20

Finding the Fourth Proportional to 827,440.48, 1,241,136 and 228,438.20

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Solution

The fourth proportional to 827,440.48, 1,241,136 and 228,438.20 is: 342,650.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,440.48 : 1,241,136 = 228,438.20 : x
  2. Step 2: Convert to fraction form
    827,440.48/1,241,136 = 228,438.20/x
  3. Step 3: Cross multiply
    827,440.48x = 1,241,136 × 228,438.20
  4. Step 4: Simplify right side
    827,440.48x = 283,522,873,795.20
  5. Step 5: Solve for x
    x = 283,522,873,795.20/827,440.48
  6. Step 6: Final answer
    x = 342,650.48

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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.