Home / 303,182.23-455,088.77-223,310.39

Finding the Fourth Proportional to 303,182.23, 455,088.77 and 223,310.39

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Solution

The fourth proportional to 303,182.23, 455,088.77 and 223,310.39 is: 335,197.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,182.23 : 455,088.77 = 223,310.39 : x
  2. Step 2: Convert to fraction form
    303,182.23/455,088.77 = 223,310.39/x
  3. Step 3: Cross multiply
    303,182.23x = 455,088.77 × 223,310.39
  4. Step 4: Simplify right side
    303,182.23x = 101,626,050,713.32
  5. Step 5: Solve for x
    x = 101,626,050,713.32/303,182.23
  6. Step 6: Final answer
    x = 335,197.91

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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.