Finding the Fourth Proportional to 372,505.73, 558,841.89 and 135,848.42
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Solution
The fourth proportional to 372,505.73, 558,841.89 and 135,848.42 is: 203,803.00
Step by Step Solution
- Step 1: Write the proportion equation
372,505.73 : 558,841.89 = 135,848.42 : x - Step 2: Convert to fraction form
372,505.73/558,841.89 = 135,848.42/x - Step 3: Cross multiply
372,505.73x = 558,841.89 × 135,848.42 - Step 4: Simplify right side
372,505.73x = 75,917,784,992.10 - Step 5: Solve for x
x = 75,917,784,992.10/372,505.73 - Step 6: Final answer
x = 203,803.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.