Finding the Fourth Proportional to 652,163.10, 978,244.65 and 652,163.10
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Solution
The fourth proportional to 652,163.10, 978,244.65 and 652,163.10 is: 978,244.65
Step by Step Solution
- Step 1: Write the proportion equation
652,163.10 : 978,244.65 = 652,163.10 : x - Step 2: Convert to fraction form
652,163.10/978,244.65 = 652,163.10/x - Step 3: Cross multiply
652,163.10x = 978,244.65 × 652,163.10 - Step 4: Simplify right side
652,163.10x = 637,975,063,502.42 - Step 5: Solve for x
x = 637,975,063,502.42/652,163.10 - Step 6: Final answer
x = 978,244.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.