Home / 406,767-561,338.62-247,791

Finding the Fourth Proportional to 406,767, 561,338.62 and 247,791

Calculator

Solution

The fourth proportional to 406,767, 561,338.62 and 247,791 is: 341,951.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,767 : 561,338.62 = 247,791 : x
  2. Step 2: Convert to fraction form
    406,767/561,338.62 = 247,791/x
  3. Step 3: Cross multiply
    406,767x = 561,338.62 × 247,791
  4. Step 4: Simplify right side
    406,767x = 139,094,657,988.42
  5. Step 5: Solve for x
    x = 139,094,657,988.42/406,767
  6. Step 6: Final answer
    x = 341,951.68

Related Problems

Find fourth proportional to 203,383.50, 280,669.31 and 123,895.50
Half scale
Find fourth proportional to 813,534, 1,122,677.24 and 495,582
Double scale
Find fourth proportional to 406,768, 561,340 and 247,792
Similar ratio
Find fourth proportional to 610,150.50, 842,007.93 and 371,686.50
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.