Home / 534,839.16-802,260-135,480

Finding the Fourth Proportional to 534,839.16, 802,260 and 135,480

Calculator

Solution

The fourth proportional to 534,839.16, 802,260 and 135,480 is: 203,220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,839.16 : 802,260 = 135,480 : x
  2. Step 2: Convert to fraction form
    534,839.16/802,260 = 135,480/x
  3. Step 3: Cross multiply
    534,839.16x = 802,260 × 135,480
  4. Step 4: Simplify right side
    534,839.16x = 108,690,184,800
  5. Step 5: Solve for x
    x = 108,690,184,800/534,839.16
  6. Step 6: Final answer
    x = 203,220.32

Related Problems

Find fourth proportional to 267,419.58, 401,130 and 67,740
Half scale
Find fourth proportional to 1,069,678.32, 1,604,520 and 270,960
Double scale
Find fourth proportional to 534,840.16, 802,261.50 and 135,481
Similar ratio
Find fourth proportional to 802,258.74, 1,203,390 and 203,220
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.