Finding the Fourth Proportional to 265,545.40, 366,448.04 and 144,687.68
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Solution
The fourth proportional to 265,545.40, 366,448.04 and 144,687.68 is: 199,666.49
Step by Step Solution
- Step 1: Write the proportion equation
265,545.40 : 366,448.04 = 144,687.68 : x - Step 2: Convert to fraction form
265,545.40/366,448.04 = 144,687.68/x - Step 3: Cross multiply
265,545.40x = 366,448.04 × 144,687.68 - Step 4: Simplify right side
265,545.40x = 53,020,516,748.15 - Step 5: Solve for x
x = 53,020,516,748.15/265,545.40 - Step 6: Final answer
x = 199,666.49
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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.