Finding the Fourth Proportional to 859,732.26, 1,186,459.29 and 477,775.14
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Solution
The fourth proportional to 859,732.26, 1,186,459.29 and 477,775.14 is: 659,345.68
Step by Step Solution
- Step 1: Write the proportion equation
859,732.26 : 1,186,459.29 = 477,775.14 : x - Step 2: Convert to fraction form
859,732.26/1,186,459.29 = 477,775.14/x - Step 3: Cross multiply
859,732.26x = 1,186,459.29 × 477,775.14 - Step 4: Simplify right side
859,732.26x = 566,860,753,384.05 - Step 5: Solve for x
x = 566,860,753,384.05/859,732.26 - Step 6: Final answer
x = 659,345.68
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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.