Finding the Fourth Proportional to 943,368.24, 1,302,657.24 and 912,864.48
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Solution
The fourth proportional to 943,368.24, 1,302,657.24 and 912,864.48 is: 1,260,535.89
Step by Step Solution
- Step 1: Write the proportion equation
943,368.24 : 1,302,657.24 = 912,864.48 : x - Step 2: Convert to fraction form
943,368.24/1,302,657.24 = 912,864.48/x - Step 3: Cross multiply
943,368.24x = 1,302,657.24 × 912,864.48 - Step 4: Simplify right side
943,368.24x = 1,189,149,524,010.84 - Step 5: Solve for x
x = 1,189,149,524,010.84/943,368.24 - Step 6: Final answer
x = 1,260,535.89
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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.