Home / 822,338.54-1,233,623.76-253,765.92

Finding the Fourth Proportional to 822,338.54, 1,233,623.76 and 253,765.92

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Solution

The fourth proportional to 822,338.54, 1,233,623.76 and 253,765.92 is: 380,684.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,338.54 : 1,233,623.76 = 253,765.92 : x
  2. Step 2: Convert to fraction form
    822,338.54/1,233,623.76 = 253,765.92/x
  3. Step 3: Cross multiply
    822,338.54x = 1,233,623.76 × 253,765.92
  4. Step 4: Simplify right side
    822,338.54x = 313,051,668,390.26
  5. Step 5: Solve for x
    x = 313,051,668,390.26/822,338.54
  6. Step 6: Final answer
    x = 380,684.66

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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.