Finding the Fourth Proportional to 755,904.36, 1,133,842.68 and 187,286.73
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Solution
The fourth proportional to 755,904.36, 1,133,842.68 and 187,286.73 is: 280,926.66
Step by Step Solution
- Step 1: Write the proportion equation
755,904.36 : 1,133,842.68 = 187,286.73 : x - Step 2: Convert to fraction form
755,904.36/1,133,842.68 = 187,286.73/x - Step 3: Cross multiply
755,904.36x = 1,133,842.68 × 187,286.73 - Step 4: Simplify right side
755,904.36x = 212,353,687,871.64 - Step 5: Solve for x
x = 212,353,687,871.64/755,904.36 - Step 6: Final answer
x = 280,926.66
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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.