Finding the Fourth Proportional to 605,652.06, 908,485.04 and 259,388.68
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Solution
The fourth proportional to 605,652.06, 908,485.04 and 259,388.68 is: 389,085.99
Step by Step Solution
- Step 1: Write the proportion equation
605,652.06 : 908,485.04 = 259,388.68 : x - Step 2: Convert to fraction form
605,652.06/908,485.04 = 259,388.68/x - Step 3: Cross multiply
605,652.06x = 908,485.04 × 259,388.68 - Step 4: Simplify right side
605,652.06x = 235,650,734,676.49 - Step 5: Solve for x
x = 235,650,734,676.49/605,652.06 - Step 6: Final answer
x = 389,085.99
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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.