Home / 589,128.09-882,868.41-318,672.43

Finding the Fourth Proportional to 589,128.09, 882,868.41 and 318,672.43

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Solution

The fourth proportional to 589,128.09, 882,868.41 and 318,672.43 is: 477,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,128.09 : 882,868.41 = 318,672.43 : x
  2. Step 2: Convert to fraction form
    589,128.09/882,868.41 = 318,672.43/x
  3. Step 3: Cross multiply
    589,128.09x = 882,868.41 × 318,672.43
  4. Step 4: Simplify right side
    589,128.09x = 281,345,819,377.77
  5. Step 5: Solve for x
    x = 281,345,819,377.77/589,128.09
  6. Step 6: Final answer
    x = 477,563.07

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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.