Home / 292,648.96-403,856-158,512.64

Finding the Fourth Proportional to 292,648.96, 403,856 and 158,512.64

Calculator

Solution

The fourth proportional to 292,648.96, 403,856 and 158,512.64 is: 218,747.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,648.96 : 403,856 = 158,512.64 : x
  2. Step 2: Convert to fraction form
    292,648.96/403,856 = 158,512.64/x
  3. Step 3: Cross multiply
    292,648.96x = 403,856 × 158,512.64
  4. Step 4: Simplify right side
    292,648.96x = 64,016,280,739.84
  5. Step 5: Solve for x
    x = 64,016,280,739.84/292,648.96
  6. Step 6: Final answer
    x = 218,747.68

Related Problems

Find fourth proportional to 146,324.48, 201,928 and 79,256.32
Half scale
Find fourth proportional to 585,297.92, 807,712 and 317,025.28
Double scale
Find fourth proportional to 292,649.96, 403,857.38 and 158,513.64
Similar ratio
Find fourth proportional to 438,973.44, 605,784 and 237,768.96
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.