Home / 507,767.12-700,727.20-278,319.84

Finding the Fourth Proportional to 507,767.12, 700,727.20 and 278,319.84

Calculator

Solution

The fourth proportional to 507,767.12, 700,727.20 and 278,319.84 is: 384,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,767.12 : 700,727.20 = 278,319.84 : x
  2. Step 2: Convert to fraction form
    507,767.12/700,727.20 = 278,319.84/x
  3. Step 3: Cross multiply
    507,767.12x = 700,727.20 × 278,319.84
  4. Step 4: Simplify right side
    507,767.12x = 195,026,282,187.65
  5. Step 5: Solve for x
    x = 195,026,282,187.65/507,767.12
  6. Step 6: Final answer
    x = 384,086.08

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.