Finding the Fourth Proportional to 355,671.24, 490,601.93 and 248,202.06
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Solution
The fourth proportional to 355,671.24, 490,601.93 and 248,202.06 is: 342,362.26
Step by Step Solution
- Step 1: Write the proportion equation
355,671.24 : 490,601.93 = 248,202.06 : x - Step 2: Convert to fraction form
355,671.24/490,601.93 = 248,202.06/x - Step 3: Cross multiply
355,671.24x = 490,601.93 × 248,202.06 - Step 4: Simplify right side
355,671.24x = 121,768,408,424.97 - Step 5: Solve for x
x = 121,768,408,424.97/355,671.24 - Step 6: Final answer
x = 342,362.26
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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.