Home / 724,044.69-999,188.56-401,784.77

Finding the Fourth Proportional to 724,044.69, 999,188.56 and 401,784.77

Calculator

Solution

The fourth proportional to 724,044.69, 999,188.56 and 401,784.77 is: 554,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,044.69 : 999,188.56 = 401,784.77 : x
  2. Step 2: Convert to fraction form
    724,044.69/999,188.56 = 401,784.77/x
  3. Step 3: Cross multiply
    724,044.69x = 999,188.56 × 401,784.77
  4. Step 4: Simplify right side
    724,044.69x = 401,458,748,766.43
  5. Step 5: Solve for x
    x = 401,458,748,766.43/724,044.69
  6. Step 6: Final answer
    x = 554,466.81

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.