Home / 483,818.40-678,045.60-483,818.40

Finding the Fourth Proportional to 483,818.40, 678,045.60 and 483,818.40

Calculator

Solution

The fourth proportional to 483,818.40, 678,045.60 and 483,818.40 is: 678,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,818.40 : 678,045.60 = 483,818.40 : x
  2. Step 2: Convert to fraction form
    483,818.40/678,045.60 = 483,818.40/x
  3. Step 3: Cross multiply
    483,818.40x = 678,045.60 × 483,818.40
  4. Step 4: Simplify right side
    483,818.40x = 328,050,937,319.04
  5. Step 5: Solve for x
    x = 328,050,937,319.04/483,818.40
  6. Step 6: Final answer
    x = 678,045.60

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.