Home / 572,534.80-858,802.20-320,592.40

Finding the Fourth Proportional to 572,534.80, 858,802.20 and 320,592.40

Calculator

Solution

The fourth proportional to 572,534.80, 858,802.20 and 320,592.40 is: 480,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,534.80 : 858,802.20 = 320,592.40 : x
  2. Step 2: Convert to fraction form
    572,534.80/858,802.20 = 320,592.40/x
  3. Step 3: Cross multiply
    572,534.80x = 858,802.20 × 320,592.40
  4. Step 4: Simplify right side
    572,534.80x = 275,325,458,423.28
  5. Step 5: Solve for x
    x = 275,325,458,423.28/572,534.80
  6. Step 6: Final answer
    x = 480,888.60

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.