Finding the Fourth Proportional to 972,436.62, 1,457,899.49 and 630,156.99
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Solution
The fourth proportional to 972,436.62, 1,457,899.49 and 630,156.99 is: 944,745.94
Step by Step Solution
- Step 1: Write the proportion equation
972,436.62 : 1,457,899.49 = 630,156.99 : x - Step 2: Convert to fraction form
972,436.62/1,457,899.49 = 630,156.99/x - Step 3: Cross multiply
972,436.62x = 1,457,899.49 × 630,156.99 - Step 4: Simplify right side
972,436.62x = 918,705,551,190.15 - Step 5: Solve for x
x = 918,705,551,190.15/972,436.62 - Step 6: Final answer
x = 944,745.94
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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.