Home / 671,110.89-926,172.89-384,649.48

Finding the Fourth Proportional to 671,110.89, 926,172.89 and 384,649.48

Calculator

Solution

The fourth proportional to 671,110.89, 926,172.89 and 384,649.48 is: 530,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,110.89 : 926,172.89 = 384,649.48 : x
  2. Step 2: Convert to fraction form
    671,110.89/926,172.89 = 384,649.48/x
  3. Step 3: Cross multiply
    671,110.89x = 926,172.89 × 384,649.48
  4. Step 4: Simplify right side
    671,110.89x = 356,251,920,528.60
  5. Step 5: Solve for x
    x = 356,251,920,528.60/671,110.89
  6. Step 6: Final answer
    x = 530,839.13

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.