Finding the Fourth Proportional to 301,650.62, 416,281.28 and 165,687.76
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Solution
The fourth proportional to 301,650.62, 416,281.28 and 165,687.76 is: 228,650.99
Step by Step Solution
- Step 1: Write the proportion equation
301,650.62 : 416,281.28 = 165,687.76 : x - Step 2: Convert to fraction form
301,650.62/416,281.28 = 165,687.76/x - Step 3: Cross multiply
301,650.62x = 416,281.28 × 165,687.76 - Step 4: Simplify right side
301,650.62x = 68,972,712,813.13 - Step 5: Solve for x
x = 68,972,712,813.13/301,650.62 - Step 6: Final answer
x = 228,650.99
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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.