Finding the Fourth Proportional to 753,918.95, 1,130,876.12 and 304,634.63
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Solution
The fourth proportional to 753,918.95, 1,130,876.12 and 304,634.63 is: 456,951.01
Step by Step Solution
- Step 1: Write the proportion equation
753,918.95 : 1,130,876.12 = 304,634.63 : x - Step 2: Convert to fraction form
753,918.95/1,130,876.12 = 304,634.63/x - Step 3: Cross multiply
753,918.95x = 1,130,876.12 × 304,634.63 - Step 4: Simplify right side
753,918.95x = 344,504,023,499.24 - Step 5: Solve for x
x = 344,504,023,499.24/753,918.95 - Step 6: Final answer
x = 456,951.01
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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.