Home / 684,636.24-1,027,197.56-305,522.48

Finding the Fourth Proportional to 684,636.24, 1,027,197.56 and 305,522.48

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Solution

The fourth proportional to 684,636.24, 1,027,197.56 and 305,522.48 is: 458,392.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,636.24 : 1,027,197.56 = 305,522.48 : x
  2. Step 2: Convert to fraction form
    684,636.24/1,027,197.56 = 305,522.48/x
  3. Step 3: Cross multiply
    684,636.24x = 1,027,197.56 × 305,522.48
  4. Step 4: Simplify right side
    684,636.24x = 313,831,945,981.15
  5. Step 5: Solve for x
    x = 313,831,945,981.15/684,636.24
  6. Step 6: Final answer
    x = 458,392.25

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1.5x scale

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.