Home / 482,768.16-723,869.91-145,707.72

Finding the Fourth Proportional to 482,768.16, 723,869.91 and 145,707.72

Calculator

Solution

The fourth proportional to 482,768.16, 723,869.91 and 145,707.72 is: 218,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,768.16 : 723,869.91 = 145,707.72 : x
  2. Step 2: Convert to fraction form
    482,768.16/723,869.91 = 145,707.72/x
  3. Step 3: Cross multiply
    482,768.16x = 723,869.91 × 145,707.72
  4. Step 4: Simplify right side
    482,768.16x = 105,473,434,162.71
  5. Step 5: Solve for x
    x = 105,473,434,162.71/482,768.16
  6. Step 6: Final answer
    x = 218,476.37

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.