Finding the Fourth Proportional to 524,850.62, 787,400.87 and 169,864.64
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Solution
The fourth proportional to 524,850.62, 787,400.87 and 169,864.64 is: 254,837.40
Step by Step Solution
- Step 1: Write the proportion equation
524,850.62 : 787,400.87 = 169,864.64 : x - Step 2: Convert to fraction form
524,850.62/787,400.87 = 169,864.64/x - Step 3: Cross multiply
524,850.62x = 787,400.87 × 169,864.64 - Step 4: Simplify right side
524,850.62x = 133,751,565,318.24 - Step 5: Solve for x
x = 133,751,565,318.24/524,850.62 - Step 6: Final answer
x = 254,837.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.