Finding the Fourth Proportional to 676,645.79, 933,756.86 and 370,707.26
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Solution
The fourth proportional to 676,645.79, 933,756.86 and 370,707.26 is: 511,568.17
Step by Step Solution
- Step 1: Write the proportion equation
676,645.79 : 933,756.86 = 370,707.26 : x - Step 2: Convert to fraction form
676,645.79/933,756.86 = 370,707.26/x - Step 3: Cross multiply
676,645.79x = 933,756.86 × 370,707.26 - Step 4: Simplify right side
676,645.79x = 346,150,443,334.79 - Step 5: Solve for x
x = 346,150,443,334.79/676,645.79 - Step 6: Final answer
x = 511,568.17
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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.