Finding the Fourth Proportional to 676,207.47, 933,177.78 and 370,278.99
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Solution
The fourth proportional to 676,207.47, 933,177.78 and 370,278.99 is: 510,991.29
Step by Step Solution
- Step 1: Write the proportion equation
676,207.47 : 933,177.78 = 370,278.99 : x - Step 2: Convert to fraction form
676,207.47/933,177.78 = 370,278.99/x - Step 3: Cross multiply
676,207.47x = 933,177.78 × 370,278.99 - Step 4: Simplify right side
676,207.47x = 345,536,125,868.84 - Step 5: Solve for x
x = 345,536,125,868.84/676,207.47 - Step 6: Final answer
x = 510,991.29
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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.