Finding the Fourth Proportional to 320,102.36, 441,718.50 and 176,860.84
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Solution
The fourth proportional to 320,102.36, 441,718.50 and 176,860.84 is: 244,055.39
Step by Step Solution
- Step 1: Write the proportion equation
320,102.36 : 441,718.50 = 176,860.84 : x - Step 2: Convert to fraction form
320,102.36/441,718.50 = 176,860.84/x - Step 3: Cross multiply
320,102.36x = 441,718.50 × 176,860.84 - Step 4: Simplify right side
320,102.36x = 78,122,704,953.54 - Step 5: Solve for x
x = 78,122,704,953.54/320,102.36 - Step 6: Final answer
x = 244,055.39
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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.