Finding the Fourth Proportional to 277,988.87, 417,444.60 and 173,472.14
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Solution
The fourth proportional to 277,988.87, 417,444.60 and 173,472.14 is: 260,496.07
Step by Step Solution
- Step 1: Write the proportion equation
277,988.87 : 417,444.60 = 173,472.14 : x - Step 2: Convert to fraction form
277,988.87/417,444.60 = 173,472.14/x - Step 3: Cross multiply
277,988.87x = 417,444.60 × 173,472.14 - Step 4: Simplify right side
277,988.87x = 72,415,006,006.22 - Step 5: Solve for x
x = 72,415,006,006.22/277,988.87 - Step 6: Final answer
x = 260,496.07
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1.5x scale
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.