Finding the Fourth Proportional to 913,585.14, 1,260,457.58 and 531,538.10
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Solution
The fourth proportional to 913,585.14, 1,260,457.58 and 531,538.10 is: 733,353.90
Step by Step Solution
- Step 1: Write the proportion equation
913,585.14 : 1,260,457.58 = 531,538.10 : x - Step 2: Convert to fraction form
913,585.14/1,260,457.58 = 531,538.10/x - Step 3: Cross multiply
913,585.14x = 1,260,457.58 × 531,538.10 - Step 4: Simplify right side
913,585.14x = 669,981,227,203.80 - Step 5: Solve for x
x = 669,981,227,203.80/913,585.14 - Step 6: Final answer
x = 733,353.90
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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.