Finding the Fourth Proportional to 852,537.34, 1,176,461.58 and 489,705.94
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Solution
The fourth proportional to 852,537.34, 1,176,461.58 and 489,705.94 is: 675,771.25
Step by Step Solution
- Step 1: Write the proportion equation
852,537.34 : 1,176,461.58 = 489,705.94 : x - Step 2: Convert to fraction form
852,537.34/1,176,461.58 = 489,705.94/x - Step 3: Cross multiply
852,537.34x = 1,176,461.58 × 489,705.94 - Step 4: Simplify right side
852,537.34x = 576,120,223,907.79 - Step 5: Solve for x
x = 576,120,223,907.79/852,537.34 - Step 6: Final answer
x = 675,771.25
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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.