Finding the Fourth Proportional to 936,917.37, 1,292,956.29 and 507,206.70
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Solution
The fourth proportional to 936,917.37, 1,292,956.29 and 507,206.70 is: 699,950.83
Step by Step Solution
- Step 1: Write the proportion equation
936,917.37 : 1,292,956.29 = 507,206.70 : x - Step 2: Convert to fraction form
936,917.37/1,292,956.29 = 507,206.70/x - Step 3: Cross multiply
936,917.37x = 1,292,956.29 × 507,206.70 - Step 4: Simplify right side
936,917.37x = 655,796,093,095.14 - Step 5: Solve for x
x = 655,796,093,095.14/936,917.37 - Step 6: Final answer
x = 699,950.83
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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.