Finding the Fourth Proportional to 276,366.08, 413,884.81 and 157,677.59
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Solution
The fourth proportional to 276,366.08, 413,884.81 and 157,677.59 is: 236,137.37
Step by Step Solution
- Step 1: Write the proportion equation
276,366.08 : 413,884.81 = 157,677.59 : x - Step 2: Convert to fraction form
276,366.08/413,884.81 = 157,677.59/x - Step 3: Cross multiply
276,366.08x = 413,884.81 × 157,677.59 - Step 4: Simplify right side
276,366.08x = 65,260,357,395.18 - Step 5: Solve for x
x = 65,260,357,395.18/276,366.08 - Step 6: Final answer
x = 236,137.37
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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.