Finding the Fourth Proportional to 556,183.25, 767,538.77 and 326,750.09
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Solution
The fourth proportional to 556,183.25, 767,538.77 and 326,750.09 is: 450,918.58
Step by Step Solution
- Step 1: Write the proportion equation
556,183.25 : 767,538.77 = 326,750.09 : x - Step 2: Convert to fraction form
556,183.25/767,538.77 = 326,750.09/x - Step 3: Cross multiply
556,183.25x = 767,538.77 × 326,750.09 - Step 4: Simplify right side
556,183.25x = 250,793,359,155.17 - Step 5: Solve for x
x = 250,793,359,155.17/556,183.25 - Step 6: Final answer
x = 450,918.58
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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.