Finding the Fourth Proportional to 707,956.70, 1,063,163.85 and 376,180.70
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Solution
The fourth proportional to 707,956.70, 1,063,163.85 and 376,180.70 is: 564,923.99
Step by Step Solution
- Step 1: Write the proportion equation
707,956.70 : 1,063,163.85 = 376,180.70 : x - Step 2: Convert to fraction form
707,956.70/1,063,163.85 = 376,180.70/x - Step 3: Cross multiply
707,956.70x = 1,063,163.85 × 376,180.70 - Step 4: Simplify right side
707,956.70x = 399,941,721,307.70 - Step 5: Solve for x
x = 399,941,721,307.70/707,956.70 - Step 6: Final answer
x = 564,923.99
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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.