Finding the Fourth Proportional to 743,301.33, 1,114,951.99 and 322,577.20
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Solution
The fourth proportional to 743,301.33, 1,114,951.99 and 322,577.20 is: 483,865.80
Step by Step Solution
- Step 1: Write the proportion equation
743,301.33 : 1,114,951.99 = 322,577.20 : x - Step 2: Convert to fraction form
743,301.33/1,114,951.99 = 322,577.20/x - Step 3: Cross multiply
743,301.33x = 1,114,951.99 × 322,577.20 - Step 4: Simplify right side
743,301.33x = 359,658,091,068.63 - Step 5: Solve for x
x = 359,658,091,068.63/743,301.33 - Step 6: Final answer
x = 483,865.80
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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.