Home / 402,117.48-554,927.91-220,845.72

Finding the Fourth Proportional to 402,117.48, 554,927.91 and 220,845.72

Calculator

Solution

The fourth proportional to 402,117.48, 554,927.91 and 220,845.72 is: 304,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,117.48 : 554,927.91 = 220,845.72 : x
  2. Step 2: Convert to fraction form
    402,117.48/554,927.91 = 220,845.72/x
  3. Step 3: Cross multiply
    402,117.48x = 554,927.91 × 220,845.72
  4. Step 4: Simplify right side
    402,117.48x = 122,553,453,832.05
  5. Step 5: Solve for x
    x = 122,553,453,832.05/402,117.48
  6. Step 6: Final answer
    x = 304,770.27

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.