Home / 388,474.29-582,710.04-174,992.31

Finding the Fourth Proportional to 388,474.29, 582,710.04 and 174,992.31

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Solution

The fourth proportional to 388,474.29, 582,710.04 and 174,992.31 is: 262,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,474.29 : 582,710.04 = 174,992.31 : x
  2. Step 2: Convert to fraction form
    388,474.29/582,710.04 = 174,992.31/x
  3. Step 3: Cross multiply
    388,474.29x = 582,710.04 × 174,992.31
  4. Step 4: Simplify right side
    388,474.29x = 101,969,775,959.79
  5. Step 5: Solve for x
    x = 101,969,775,959.79/388,474.29
  6. Step 6: Final answer
    x = 262,487.84

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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.