Home / 1,046,538-1,570,041-381,690

Finding the Fourth Proportional to 1,046,538, 1,570,041 and 381,690

Calculator

Solution

The fourth proportional to 1,046,538, 1,570,041 and 381,690 is: 572,620.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,538 : 1,570,041 = 381,690 : x
  2. Step 2: Convert to fraction form
    1,046,538/1,570,041 = 381,690/x
  3. Step 3: Cross multiply
    1,046,538x = 1,570,041 × 381,690
  4. Step 4: Simplify right side
    1,046,538x = 599,268,949,290
  5. Step 5: Solve for x
    x = 599,268,949,290/1,046,538
  6. Step 6: Final answer
    x = 572,620.34

Related Problems

Find fourth proportional to 523,269, 785,020.50 and 190,845
Half scale
Find fourth proportional to 2,093,076, 3,140,082 and 763,380
Double scale
Find fourth proportional to 1,046,539, 1,570,042.50 and 381,691
Similar ratio
Find fourth proportional to 1,569,807, 2,355,061.50 and 572,535
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.