Finding the Fourth Proportional to 277,218.06, 415,763.49 and 77,552.52
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Solution
The fourth proportional to 277,218.06, 415,763.49 and 77,552.52 is: 116,310.99
Step by Step Solution
- Step 1: Write the proportion equation
277,218.06 : 415,763.49 = 77,552.52 : x - Step 2: Convert to fraction form
277,218.06/415,763.49 = 77,552.52/x - Step 3: Cross multiply
277,218.06x = 415,763.49 × 77,552.52 - Step 4: Simplify right side
277,218.06x = 32,243,506,373.49 - Step 5: Solve for x
x = 32,243,506,373.49/277,218.06 - Step 6: Final answer
x = 116,310.99
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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.