Finding the Fourth Proportional to 630,961.62, 946,450.62 and 181,689.84
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Solution
The fourth proportional to 630,961.62, 946,450.62 and 181,689.84 is: 272,537.12
Step by Step Solution
- Step 1: Write the proportion equation
630,961.62 : 946,450.62 = 181,689.84 : x - Step 2: Convert to fraction form
630,961.62/946,450.62 = 181,689.84/x - Step 3: Cross multiply
630,961.62x = 946,450.62 × 181,689.84 - Step 4: Simplify right side
630,961.62x = 171,960,461,715.70 - Step 5: Solve for x
x = 171,960,461,715.70/630,961.62 - Step 6: Final answer
x = 272,537.12
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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.