Home / 827,632.64-1,241,424.42-228,629.84

Finding the Fourth Proportional to 827,632.64, 1,241,424.42 and 228,629.84

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Solution

The fourth proportional to 827,632.64, 1,241,424.42 and 228,629.84 is: 342,937.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,632.64 : 1,241,424.42 = 228,629.84 : x
  2. Step 2: Convert to fraction form
    827,632.64/1,241,424.42 = 228,629.84/x
  3. Step 3: Cross multiply
    827,632.64x = 1,241,424.42 × 228,629.84
  4. Step 4: Simplify right side
    827,632.64x = 283,826,666,516.69
  5. Step 5: Solve for x
    x = 283,826,666,516.69/827,632.64
  6. Step 6: Final answer
    x = 342,937.98

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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.