Home / 374,410-561,615-111,754

Finding the Fourth Proportional to 374,410, 561,615 and 111,754

Calculator

Solution

The fourth proportional to 374,410, 561,615 and 111,754 is: 167,631

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,410 : 561,615 = 111,754 : x
  2. Step 2: Convert to fraction form
    374,410/561,615 = 111,754/x
  3. Step 3: Cross multiply
    374,410x = 561,615 × 111,754
  4. Step 4: Simplify right side
    374,410x = 62,762,722,710
  5. Step 5: Solve for x
    x = 62,762,722,710/374,410
  6. Step 6: Final answer
    x = 167,631

Related Problems

Find fourth proportional to 187,205, 280,807.50 and 55,877
Half scale
Find fourth proportional to 748,820, 1,123,230 and 223,508
Double scale
Find fourth proportional to 374,411, 561,616.50 and 111,755
Similar ratio
Find fourth proportional to 561,615, 842,422.50 and 167,631
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.