Finding the Fourth Proportional to 351,669.70, 485,306.52 and 190,524.75
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Solution
The fourth proportional to 351,669.70, 485,306.52 and 190,524.75 is: 262,925.42
Step by Step Solution
- Step 1: Write the proportion equation
351,669.70 : 485,306.52 = 190,524.75 : x - Step 2: Convert to fraction form
351,669.70/485,306.52 = 190,524.75/x - Step 3: Cross multiply
351,669.70x = 485,306.52 × 190,524.75 - Step 4: Simplify right side
351,669.70x = 92,462,905,455.97 - Step 5: Solve for x
x = 92,462,905,455.97/351,669.70 - Step 6: Final answer
x = 262,925.42
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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.