Finding the Fourth Proportional to 291,383.06, 436,593.44 and 133,262.96
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Solution
The fourth proportional to 291,383.06, 436,593.44 and 133,262.96 is: 199,674.38
Step by Step Solution
- Step 1: Write the proportion equation
291,383.06 : 436,593.44 = 133,262.96 : x - Step 2: Convert to fraction form
291,383.06/436,593.44 = 133,262.96/x - Step 3: Cross multiply
291,383.06x = 436,593.44 × 133,262.96 - Step 4: Simplify right side
291,383.06x = 58,181,732,281.17 - Step 5: Solve for x
x = 58,181,732,281.17/291,383.06 - Step 6: Final answer
x = 199,674.38
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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.