Home / 388,053.02-582,079.68-174,571.57

Finding the Fourth Proportional to 388,053.02, 582,079.68 and 174,571.57

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Solution

The fourth proportional to 388,053.02, 582,079.68 and 174,571.57 is: 261,857.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,053.02 : 582,079.68 = 174,571.57 : x
  2. Step 2: Convert to fraction form
    388,053.02/582,079.68 = 174,571.57/x
  3. Step 3: Cross multiply
    388,053.02x = 582,079.68 × 174,571.57
  4. Step 4: Simplify right side
    388,053.02x = 101,614,563,602.70
  5. Step 5: Solve for x
    x = 101,614,563,602.70/388,053.02
  6. Step 6: Final answer
    x = 261,857.42

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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.