Finding the Fourth Proportional to 896,901.15, 1,237,676.66 and 509,664.76
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Solution
The fourth proportional to 896,901.15, 1,237,676.66 and 509,664.76 is: 703,310.70
Step by Step Solution
- Step 1: Write the proportion equation
896,901.15 : 1,237,676.66 = 509,664.76 : x - Step 2: Convert to fraction form
896,901.15/1,237,676.66 = 509,664.76/x - Step 3: Cross multiply
896,901.15x = 1,237,676.66 × 509,664.76 - Step 4: Simplify right side
896,901.15x = 630,800,174,145.23 - Step 5: Solve for x
x = 630,800,174,145.23/896,901.15 - Step 6: Final answer
x = 703,310.70
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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.