Home / 630,768.80-946,304.40-210,048.48

Finding the Fourth Proportional to 630,768.80, 946,304.40 and 210,048.48

Calculator

Solution

The fourth proportional to 630,768.80, 946,304.40 and 210,048.48 is: 315,123.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,768.80 : 946,304.40 = 210,048.48 : x
  2. Step 2: Convert to fraction form
    630,768.80/946,304.40 = 210,048.48/x
  3. Step 3: Cross multiply
    630,768.80x = 946,304.40 × 210,048.48
  4. Step 4: Simplify right side
    630,768.80x = 198,769,800,837.31
  5. Step 5: Solve for x
    x = 198,769,800,837.31/630,768.80
  6. Step 6: Final answer
    x = 315,123.07

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.