Home / 808,277.54-1,211,758.79-302,555.25

Finding the Fourth Proportional to 808,277.54, 1,211,758.79 and 302,555.25

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Solution

The fourth proportional to 808,277.54, 1,211,758.79 and 302,555.25 is: 453,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,277.54 : 1,211,758.79 = 302,555.25 : x
  2. Step 2: Convert to fraction form
    808,277.54/1,211,758.79 = 302,555.25/x
  3. Step 3: Cross multiply
    808,277.54x = 1,211,758.79 × 302,555.25
  4. Step 4: Simplify right side
    808,277.54x = 366,623,982,135.37
  5. Step 5: Solve for x
    x = 366,623,982,135.37/808,277.54
  6. Step 6: Final answer
    x = 453,586.75

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Similar ratio
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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.