Home / 913,984.68-1,371,257.28-408,970.80

Finding the Fourth Proportional to 913,984.68, 1,371,257.28 and 408,970.80

Calculator

Solution

The fourth proportional to 913,984.68, 1,371,257.28 and 408,970.80 is: 613,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,984.68 : 1,371,257.28 = 408,970.80 : x
  2. Step 2: Convert to fraction form
    913,984.68/1,371,257.28 = 408,970.80/x
  3. Step 3: Cross multiply
    913,984.68x = 1,371,257.28 × 408,970.80
  4. Step 4: Simplify right side
    913,984.68x = 560,804,186,807.42
  5. Step 5: Solve for x
    x = 560,804,186,807.42/913,984.68
  6. Step 6: Final answer
    x = 613,581.60

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.