Finding the Fourth Proportional to 471,703.05, 707,844.66 and 187,343.85
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Solution
The fourth proportional to 471,703.05, 707,844.66 and 187,343.85 is: 281,130.99
Step by Step Solution
- Step 1: Write the proportion equation
471,703.05 : 707,844.66 = 187,343.85 : x - Step 2: Convert to fraction form
471,703.05/707,844.66 = 187,343.85/x - Step 3: Cross multiply
471,703.05x = 707,844.66 × 187,343.85 - Step 4: Simplify right side
471,703.05x = 132,610,343,806.34 - Step 5: Solve for x
x = 132,610,343,806.34/471,703.05 - Step 6: Final answer
x = 281,130.99
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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.