Home / 363,721.80-545,582.70-222,004.20

Finding the Fourth Proportional to 363,721.80, 545,582.70 and 222,004.20

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Solution

The fourth proportional to 363,721.80, 545,582.70 and 222,004.20 is: 333,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,721.80 : 545,582.70 = 222,004.20 : x
  2. Step 2: Convert to fraction form
    363,721.80/545,582.70 = 222,004.20/x
  3. Step 3: Cross multiply
    363,721.80x = 545,582.70 × 222,004.20
  4. Step 4: Simplify right side
    363,721.80x = 121,121,650,847.34
  5. Step 5: Solve for x
    x = 121,121,650,847.34/363,721.80
  6. Step 6: Final answer
    x = 333,006.30

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1.5x scale

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.