Finding the Fourth Proportional to 453,135.12, 625,342.50 and 249,201.60
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Solution
The fourth proportional to 453,135.12, 625,342.50 and 249,201.60 is: 343,907.03
Step by Step Solution
- Step 1: Write the proportion equation
453,135.12 : 625,342.50 = 249,201.60 : x - Step 2: Convert to fraction form
453,135.12/625,342.50 = 249,201.60/x - Step 3: Cross multiply
453,135.12x = 625,342.50 × 249,201.60 - Step 4: Simplify right side
453,135.12x = 155,836,351,548 - Step 5: Solve for x
x = 155,836,351,548/453,135.12 - Step 6: Final answer
x = 343,907.03
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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.