Finding the Fourth Proportional to 637,631.36, 955,397.26 and 445,525.28
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Solution
The fourth proportional to 637,631.36, 955,397.26 and 445,525.28 is: 667,554.42
Step by Step Solution
- Step 1: Write the proportion equation
637,631.36 : 955,397.26 = 445,525.28 : x - Step 2: Convert to fraction form
637,631.36/955,397.26 = 445,525.28/x - Step 3: Cross multiply
637,631.36x = 955,397.26 × 445,525.28 - Step 4: Simplify right side
637,631.36x = 425,653,631,772.73 - Step 5: Solve for x
x = 425,653,631,772.73/637,631.36 - Step 6: Final answer
x = 667,554.42
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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.