Finding the Fourth Proportional to 653,684.29, 902,175.12 and 367,226.17
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Solution
The fourth proportional to 653,684.29, 902,175.12 and 367,226.17 is: 506,823.12
Step by Step Solution
- Step 1: Write the proportion equation
653,684.29 : 902,175.12 = 367,226.17 : x - Step 2: Convert to fraction form
653,684.29/902,175.12 = 367,226.17/x - Step 3: Cross multiply
653,684.29x = 902,175.12 × 367,226.17 - Step 4: Simplify right side
653,684.29x = 331,302,313,986.89 - Step 5: Solve for x
x = 331,302,313,986.89/653,684.29 - Step 6: Final answer
x = 506,823.12
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1.5x scale
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.