Home / 482,930.80-724,363.80-127,937.20

Finding the Fourth Proportional to 482,930.80, 724,363.80 and 127,937.20

Calculator

Solution

The fourth proportional to 482,930.80, 724,363.80 and 127,937.20 is: 191,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,930.80 : 724,363.80 = 127,937.20 : x
  2. Step 2: Convert to fraction form
    482,930.80/724,363.80 = 127,937.20/x
  3. Step 3: Cross multiply
    482,930.80x = 724,363.80 × 127,937.20
  4. Step 4: Simplify right side
    482,930.80x = 92,673,076,353.36
  5. Step 5: Solve for x
    x = 92,673,076,353.36/482,930.80
  6. Step 6: Final answer
    x = 191,897.22

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.