Finding the Fourth Proportional to 506,690.68, 699,222.35 and 277,247.05
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Solution
The fourth proportional to 506,690.68, 699,222.35 and 277,247.05 is: 382,595.03
Step by Step Solution
- Step 1: Write the proportion equation
506,690.68 : 699,222.35 = 277,247.05 : x - Step 2: Convert to fraction form
506,690.68/699,222.35 = 277,247.05/x - Step 3: Cross multiply
506,690.68x = 699,222.35 × 277,247.05 - Step 4: Simplify right side
506,690.68x = 193,857,333,831.57 - Step 5: Solve for x
x = 193,857,333,831.57/506,690.68 - Step 6: Final answer
x = 382,595.03
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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.