Home / 604-906-148

Finding the Fourth Proportional to 604, 906 and 148

Calculator

Solution

The fourth proportional to 604, 906 and 148 is: 222

Step by Step Solution

  1. Step 1: Write the proportion equation
    604 : 906 = 148 : x
  2. Step 2: Convert to fraction form
    604/906 = 148/x
  3. Step 3: Cross multiply
    604x = 906 × 148
  4. Step 4: Simplify right side
    604x = 134,088
  5. Step 5: Solve for x
    x = 134,088/604
  6. Step 6: Final answer
    x = 222

Related Problems

Find fourth proportional to 302, 453 and 74
Half scale
Find fourth proportional to 1,208, 1,812 and 296
Double scale
Find fourth proportional to 605, 907.50 and 149
Similar ratio
Find fourth proportional to 906, 1,359 and 222
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.