Finding the Fourth Proportional to 913,389.59, 1,370,388.66 and 306,237.99
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Solution
The fourth proportional to 913,389.59, 1,370,388.66 and 306,237.99 is: 459,459.00
Step by Step Solution
- Step 1: Write the proportion equation
913,389.59 : 1,370,388.66 = 306,237.99 : x - Step 2: Convert to fraction form
913,389.59/1,370,388.66 = 306,237.99/x - Step 3: Cross multiply
913,389.59x = 1,370,388.66 × 306,237.99 - Step 4: Simplify right side
913,389.59x = 419,665,068,757.19 - Step 5: Solve for x
x = 419,665,068,757.19/913,389.59 - Step 6: Final answer
x = 459,459.00
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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.