Finding the Fourth Proportional to 606,427.25, 909,251.99 and 251,686.13
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Solution
The fourth proportional to 606,427.25, 909,251.99 and 251,686.13 is: 377,367.79
Step by Step Solution
- Step 1: Write the proportion equation
606,427.25 : 909,251.99 = 251,686.13 : x - Step 2: Convert to fraction form
606,427.25/909,251.99 = 251,686.13/x - Step 3: Cross multiply
606,427.25x = 909,251.99 × 251,686.13 - Step 4: Simplify right side
606,427.25x = 228,846,113,299.47 - Step 5: Solve for x
x = 228,846,113,299.47/606,427.25 - Step 6: Final answer
x = 377,367.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.