Home / 311,675.04-467,804.16-171,240.48

Finding the Fourth Proportional to 311,675.04, 467,804.16 and 171,240.48

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Solution

The fourth proportional to 311,675.04, 467,804.16 and 171,240.48 is: 257,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,675.04 : 467,804.16 = 171,240.48 : x
  2. Step 2: Convert to fraction form
    311,675.04/467,804.16 = 171,240.48/x
  3. Step 3: Cross multiply
    311,675.04x = 467,804.16 × 171,240.48
  4. Step 4: Simplify right side
    311,675.04x = 80,107,008,904.40
  5. Step 5: Solve for x
    x = 80,107,008,904.40/311,675.04
  6. Step 6: Final answer
    x = 257,020.93

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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.