Home / 346,495-519,742.50-83,839

Finding the Fourth Proportional to 346,495, 519,742.50 and 83,839

Calculator

Solution

The fourth proportional to 346,495, 519,742.50 and 83,839 is: 125,758.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,495 : 519,742.50 = 83,839 : x
  2. Step 2: Convert to fraction form
    346,495/519,742.50 = 83,839/x
  3. Step 3: Cross multiply
    346,495x = 519,742.50 × 83,839
  4. Step 4: Simplify right side
    346,495x = 43,574,691,457.50
  5. Step 5: Solve for x
    x = 43,574,691,457.50/346,495
  6. Step 6: Final answer
    x = 125,758.50

Related Problems

Find fourth proportional to 173,247.50, 259,871.25 and 41,919.50
Half scale
Find fourth proportional to 692,990, 1,039,485 and 167,678
Double scale
Find fourth proportional to 346,496, 519,744 and 83,840
Similar ratio
Find fourth proportional to 519,742.50, 779,613.75 and 125,758.50
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.