Home / 658,321.28-986,735.16-302,600.24

Finding the Fourth Proportional to 658,321.28, 986,735.16 and 302,600.24

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Solution

The fourth proportional to 658,321.28, 986,735.16 and 302,600.24 is: 453,557.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,321.28 : 986,735.16 = 302,600.24 : x
  2. Step 2: Convert to fraction form
    658,321.28/986,735.16 = 302,600.24/x
  3. Step 3: Cross multiply
    658,321.28x = 986,735.16 × 302,600.24
  4. Step 4: Simplify right side
    658,321.28x = 298,586,296,232.44
  5. Step 5: Solve for x
    x = 298,586,296,232.44/658,321.28
  6. Step 6: Final answer
    x = 453,557.11

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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.