Finding the Fourth Proportional to 734,176.56, 1,013,104.08 and 411,841.92
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Solution
The fourth proportional to 734,176.56, 1,013,104.08 and 411,841.92 is: 568,308.43
Step by Step Solution
- Step 1: Write the proportion equation
734,176.56 : 1,013,104.08 = 411,841.92 : x - Step 2: Convert to fraction form
734,176.56/1,013,104.08 = 411,841.92/x - Step 3: Cross multiply
734,176.56x = 1,013,104.08 × 411,841.92 - Step 4: Simplify right side
734,176.56x = 417,238,729,467.03 - Step 5: Solve for x
x = 417,238,729,467.03/734,176.56 - Step 6: Final answer
x = 568,308.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.