Finding the Fourth Proportional to 683,193.26, 942,806.58 and 381,387.26
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Solution
The fourth proportional to 683,193.26, 942,806.58 and 381,387.26 is: 526,314.35
Step by Step Solution
- Step 1: Write the proportion equation
683,193.26 : 942,806.58 = 381,387.26 : x - Step 2: Convert to fraction form
683,193.26/942,806.58 = 381,387.26/x - Step 3: Cross multiply
683,193.26x = 942,806.58 × 381,387.26 - Step 4: Simplify right side
683,193.26x = 359,574,418,256.17 - Step 5: Solve for x
x = 359,574,418,256.17/683,193.26 - Step 6: Final answer
x = 526,314.35
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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.