Finding the Fourth Proportional to 433,769.73, 647,702.00 and 382,743.51
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Solution
The fourth proportional to 433,769.73, 647,702.00 and 382,743.51 is: 571,509.99
Step by Step Solution
- Step 1: Write the proportion equation
433,769.73 : 647,702.00 = 382,743.51 : x - Step 2: Convert to fraction form
433,769.73/647,702.00 = 382,743.51/x - Step 3: Cross multiply
433,769.73x = 647,702.00 × 382,743.51 - Step 4: Simplify right side
433,769.73x = 247,903,735,000.30 - Step 5: Solve for x
x = 247,903,735,000.30/433,769.73 - Step 6: Final answer
x = 571,509.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.