Home / 758,806.12-1,047,152.10-419,271.40

Finding the Fourth Proportional to 758,806.12, 1,047,152.10 and 419,271.40

Calculator

Solution

The fourth proportional to 758,806.12, 1,047,152.10 and 419,271.40 is: 578,594.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,806.12 : 1,047,152.10 = 419,271.40 : x
  2. Step 2: Convert to fraction form
    758,806.12/1,047,152.10 = 419,271.40/x
  3. Step 3: Cross multiply
    758,806.12x = 1,047,152.10 × 419,271.40
  4. Step 4: Simplify right side
    758,806.12x = 439,040,926,979.94
  5. Step 5: Solve for x
    x = 439,040,926,979.94/758,806.12
  6. Step 6: Final answer
    x = 578,594.34

Related Problems

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.