Home / 829,274.23-1,243,772.61-230,295.94

Finding the Fourth Proportional to 829,274.23, 1,243,772.61 and 230,295.94

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Solution

The fourth proportional to 829,274.23, 1,243,772.61 and 230,295.94 is: 345,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,274.23 : 1,243,772.61 = 230,295.94 : x
  2. Step 2: Convert to fraction form
    829,274.23/1,243,772.61 = 230,295.94/x
  3. Step 3: Cross multiply
    829,274.23x = 1,243,772.61 × 230,295.94
  4. Step 4: Simplify right side
    829,274.23x = 286,435,782,366.20
  5. Step 5: Solve for x
    x = 286,435,782,366.20/829,274.23
  6. Step 6: Final answer
    x = 345,405.38

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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.