Finding the Fourth Proportional to 609,047.70, 912,793.95 and 468,107.70
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Solution
The fourth proportional to 609,047.70, 912,793.95 and 468,107.70 is: 701,563.89
Step by Step Solution
- Step 1: Write the proportion equation
609,047.70 : 912,793.95 = 468,107.70 : x - Step 2: Convert to fraction form
609,047.70/912,793.95 = 468,107.70/x - Step 3: Cross multiply
609,047.70x = 912,793.95 × 468,107.70 - Step 4: Simplify right side
609,047.70x = 427,285,876,508.42 - Step 5: Solve for x
x = 427,285,876,508.42/609,047.70 - Step 6: Final answer
x = 701,563.89
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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.