Home / 498,995.04-688,605.12-272,635.68

Finding the Fourth Proportional to 498,995.04, 688,605.12 and 272,635.68

Calculator

Solution

The fourth proportional to 498,995.04, 688,605.12 and 272,635.68 is: 376,232.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,995.04 : 688,605.12 = 272,635.68 : x
  2. Step 2: Convert to fraction form
    498,995.04/688,605.12 = 272,635.68/x
  3. Step 3: Cross multiply
    498,995.04x = 688,605.12 × 272,635.68
  4. Step 4: Simplify right side
    498,995.04x = 187,738,325,142.68
  5. Step 5: Solve for x
    x = 187,738,325,142.68/498,995.04
  6. Step 6: Final answer
    x = 376,232.85

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.