Home / 694,145.40-1,039,662.90-414,209.40

Finding the Fourth Proportional to 694,145.40, 1,039,662.90 and 414,209.40

Calculator

Solution

The fourth proportional to 694,145.40, 1,039,662.90 and 414,209.40 is: 620,386.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,145.40 : 1,039,662.90 = 414,209.40 : x
  2. Step 2: Convert to fraction form
    694,145.40/1,039,662.90 = 414,209.40/x
  3. Step 3: Cross multiply
    694,145.40x = 1,039,662.90 × 414,209.40
  4. Step 4: Simplify right side
    694,145.40x = 430,638,146,011.26
  5. Step 5: Solve for x
    x = 430,638,146,011.26/694,145.40
  6. Step 6: Final answer
    x = 620,386.08

Related Problems

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.