Finding the Fourth Proportional to 558,829.98, 771,163.97 and 317,098.13
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Solution
The fourth proportional to 558,829.98, 771,163.97 and 317,098.13 is: 437,583.27
Step by Step Solution
- Step 1: Write the proportion equation
558,829.98 : 771,163.97 = 317,098.13 : x - Step 2: Convert to fraction form
558,829.98/771,163.97 = 317,098.13/x - Step 3: Cross multiply
558,829.98x = 771,163.97 × 317,098.13 - Step 4: Simplify right side
558,829.98x = 244,534,647,369.07 - Step 5: Solve for x
x = 244,534,647,369.07/558,829.98 - Step 6: Final answer
x = 437,583.27
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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.