Home / 388,495.28-582,811.24-160,790.24

Finding the Fourth Proportional to 388,495.28, 582,811.24 and 160,790.24

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Solution

The fourth proportional to 388,495.28, 582,811.24 and 160,790.24 is: 241,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,495.28 : 582,811.24 = 160,790.24 : x
  2. Step 2: Convert to fraction form
    388,495.28/582,811.24 = 160,790.24/x
  3. Step 3: Cross multiply
    388,495.28x = 582,811.24 × 160,790.24
  4. Step 4: Simplify right side
    388,495.28x = 93,710,359,154.30
  5. Step 5: Solve for x
    x = 93,710,359,154.30/388,495.28
  6. Step 6: Final answer
    x = 241,213.64

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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.