Finding the Fourth Proportional to 235,442.63, 350,945.98 and 216,546.95
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Solution
The fourth proportional to 235,442.63, 350,945.98 and 216,546.95 is: 322,780.46
Step by Step Solution
- Step 1: Write the proportion equation
235,442.63 : 350,945.98 = 216,546.95 : x - Step 2: Convert to fraction form
235,442.63/350,945.98 = 216,546.95/x - Step 3: Cross multiply
235,442.63x = 350,945.98 × 216,546.95 - Step 4: Simplify right side
235,442.63x = 75,996,281,583.76 - Step 5: Solve for x
x = 75,996,281,583.76/235,442.63 - Step 6: Final answer
x = 322,780.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.