Finding the Fourth Proportional to 842,793.17, 1,163,370.83 and 552,423.42
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Solution
The fourth proportional to 842,793.17, 1,163,370.83 and 552,423.42 is: 762,551.62
Step by Step Solution
- Step 1: Write the proportion equation
842,793.17 : 1,163,370.83 = 552,423.42 : x - Step 2: Convert to fraction form
842,793.17/1,163,370.83 = 552,423.42/x - Step 3: Cross multiply
842,793.17x = 1,163,370.83 × 552,423.42 - Step 4: Simplify right side
842,793.17x = 642,673,289,874.72 - Step 5: Solve for x
x = 642,673,289,874.72/842,793.17 - Step 6: Final answer
x = 762,551.62
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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.