Finding the Fourth Proportional to 272,805.41, 376,341.07 and 211,959.65
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Solution
The fourth proportional to 272,805.41, 376,341.07 and 211,959.65 is: 292,403.00
Step by Step Solution
- Step 1: Write the proportion equation
272,805.41 : 376,341.07 = 211,959.65 : x - Step 2: Convert to fraction form
272,805.41/376,341.07 = 211,959.65/x - Step 3: Cross multiply
272,805.41x = 376,341.07 × 211,959.65 - Step 4: Simplify right side
272,805.41x = 79,769,119,066.22 - Step 5: Solve for x
x = 79,769,119,066.22/272,805.41 - Step 6: Final answer
x = 292,403.00
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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.