Finding the Fourth Proportional to 453,170.09, 625,362.26 and 249,221.02
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Solution
The fourth proportional to 453,170.09, 625,362.26 and 249,221.02 is: 343,918.15
Step by Step Solution
- Step 1: Write the proportion equation
453,170.09 : 625,362.26 = 249,221.02 : x - Step 2: Convert to fraction form
453,170.09/625,362.26 = 249,221.02/x - Step 3: Cross multiply
453,170.09x = 625,362.26 × 249,221.02 - Step 4: Simplify right side
453,170.09x = 155,853,418,669.75 - Step 5: Solve for x
x = 155,853,418,669.75/453,170.09 - Step 6: Final answer
x = 343,918.15
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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.