Home / 320,816.43-442,825.38-184,941.26

Finding the Fourth Proportional to 320,816.43, 442,825.38 and 184,941.26

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Solution

The fourth proportional to 320,816.43, 442,825.38 and 184,941.26 is: 255,275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,816.43 : 442,825.38 = 184,941.26 : x
  2. Step 2: Convert to fraction form
    320,816.43/442,825.38 = 184,941.26/x
  3. Step 3: Cross multiply
    320,816.43x = 442,825.38 × 184,941.26
  4. Step 4: Simplify right side
    320,816.43x = 81,896,683,183.65
  5. Step 5: Solve for x
    x = 81,896,683,183.65/320,816.43
  6. Step 6: Final answer
    x = 255,275.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.