Finding the Fourth Proportional to 492,479.28, 738,850.52 and 176,938.92
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Solution
The fourth proportional to 492,479.28, 738,850.52 and 176,938.92 is: 265,455.66
Step by Step Solution
- Step 1: Write the proportion equation
492,479.28 : 738,850.52 = 176,938.92 : x - Step 2: Convert to fraction form
492,479.28/738,850.52 = 176,938.92/x - Step 3: Cross multiply
492,479.28x = 738,850.52 × 176,938.92 - Step 4: Simplify right side
492,479.28x = 130,731,413,050.24 - Step 5: Solve for x
x = 130,731,413,050.24/492,479.28 - Step 6: Final answer
x = 265,455.66
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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.