Finding the Fourth Proportional to 403,908.29, 605,676.18 and 119,497.13
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Solution
The fourth proportional to 403,908.29, 605,676.18 and 119,497.13 is: 179,190.59
Step by Step Solution
- Step 1: Write the proportion equation
403,908.29 : 605,676.18 = 119,497.13 : x - Step 2: Convert to fraction form
403,908.29/605,676.18 = 119,497.13/x - Step 3: Cross multiply
403,908.29x = 605,676.18 × 119,497.13 - Step 4: Simplify right side
403,908.29x = 72,376,562,190.98 - Step 5: Solve for x
x = 72,376,562,190.98/403,908.29 - Step 6: Final answer
x = 179,190.59
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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.