Finding the Fourth Proportional to 951,240.30, 1,312,722.36 and 543,396.12
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Solution
The fourth proportional to 951,240.30, 1,312,722.36 and 543,396.12 is: 749,892.78
Step by Step Solution
- Step 1: Write the proportion equation
951,240.30 : 1,312,722.36 = 543,396.12 : x - Step 2: Convert to fraction form
951,240.30/1,312,722.36 = 543,396.12/x - Step 3: Cross multiply
951,240.30x = 1,312,722.36 × 543,396.12 - Step 4: Simplify right side
951,240.30x = 713,328,237,061.24 - Step 5: Solve for x
x = 713,328,237,061.24/951,240.30 - Step 6: Final answer
x = 749,892.78
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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.