Home / 483,896.40-678,154.80-483,896.40

Finding the Fourth Proportional to 483,896.40, 678,154.80 and 483,896.40

Calculator

Solution

The fourth proportional to 483,896.40, 678,154.80 and 483,896.40 is: 678,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,896.40 : 678,154.80 = 483,896.40 : x
  2. Step 2: Convert to fraction form
    483,896.40/678,154.80 = 483,896.40/x
  3. Step 3: Cross multiply
    483,896.40x = 678,154.80 × 483,896.40
  4. Step 4: Simplify right side
    483,896.40x = 328,156,666,362.72
  5. Step 5: Solve for x
    x = 328,156,666,362.72/483,896.40
  6. Step 6: Final answer
    x = 678,154.80

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.