Home / 609-840.44-333

Finding the Fourth Proportional to 609, 840.44 and 333

Calculator

Solution

The fourth proportional to 609, 840.44 and 333 is: 459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    609 : 840.44 = 333 : x
  2. Step 2: Convert to fraction form
    609/840.44 = 333/x
  3. Step 3: Cross multiply
    609x = 840.44 × 333
  4. Step 4: Simplify right side
    609x = 279,866.52
  5. Step 5: Solve for x
    x = 279,866.52/609
  6. Step 6: Final answer
    x = 459.55

Related Problems

Find fourth proportional to 304.50, 420.22 and 166.50
Half scale
Find fourth proportional to 1,218, 1,680.88 and 666
Double scale
Find fourth proportional to 610, 841.82 and 334
Similar ratio
Find fourth proportional to 913.50, 1,260.66 and 499.50
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.