Finding the Fourth Proportional to 804,901.30, 1,207,351.95 and 804,901.30
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Solution
The fourth proportional to 804,901.30, 1,207,351.95 and 804,901.30 is: 1,207,351.95
Step by Step Solution
- Step 1: Write the proportion equation
804,901.30 : 1,207,351.95 = 804,901.30 : x - Step 2: Convert to fraction form
804,901.30/1,207,351.95 = 804,901.30/x - Step 3: Cross multiply
804,901.30x = 1,207,351.95 × 804,901.30 - Step 4: Simplify right side
804,901.30x = 971,799,154,112.54 - Step 5: Solve for x
x = 971,799,154,112.54/804,901.30 - Step 6: Final answer
x = 1,207,351.95
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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.