Finding the Fourth Proportional to 503,840.84, 695,331.78 and 277,486.28
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Solution
The fourth proportional to 503,840.84, 695,331.78 and 277,486.28 is: 382,948.37
Step by Step Solution
- Step 1: Write the proportion equation
503,840.84 : 695,331.78 = 277,486.28 : x - Step 2: Convert to fraction form
503,840.84/695,331.78 = 277,486.28/x - Step 3: Cross multiply
503,840.84x = 695,331.78 × 277,486.28 - Step 4: Simplify right side
503,840.84x = 192,945,028,997.98 - Step 5: Solve for x
x = 192,945,028,997.98/503,840.84 - Step 6: Final answer
x = 382,948.37
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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.