Finding the Fourth Proportional to 498,293.58, 687,635.55 and 271,940.70
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Solution
The fourth proportional to 498,293.58, 687,635.55 and 271,940.70 is: 375,272.93
Step by Step Solution
- Step 1: Write the proportion equation
498,293.58 : 687,635.55 = 271,940.70 : x - Step 2: Convert to fraction form
498,293.58/687,635.55 = 271,940.70/x - Step 3: Cross multiply
498,293.58x = 687,635.55 × 271,940.70 - Step 4: Simplify right side
498,293.58x = 186,996,092,811.89 - Step 5: Solve for x
x = 186,996,092,811.89/498,293.58 - Step 6: Final answer
x = 375,272.93
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.