Finding the Fourth Proportional to 804,555.03, 1,206,831.49 and 205,516.65
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Solution
The fourth proportional to 804,555.03, 1,206,831.49 and 205,516.65 is: 308,274.71
Step by Step Solution
- Step 1: Write the proportion equation
804,555.03 : 1,206,831.49 = 205,516.65 : x - Step 2: Convert to fraction form
804,555.03/1,206,831.49 = 205,516.65/x - Step 3: Cross multiply
804,555.03x = 1,206,831.49 × 205,516.65 - Step 4: Simplify right side
804,555.03x = 248,023,964,939.31 - Step 5: Solve for x
x = 248,023,964,939.31/804,555.03 - Step 6: Final answer
x = 308,274.71
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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.