Finding the Fourth Proportional to 852,273.36, 1,176,203.63 and 489,823.67
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Solution
The fourth proportional to 852,273.36, 1,176,203.63 and 489,823.67 is: 675,994.82
Step by Step Solution
- Step 1: Write the proportion equation
852,273.36 : 1,176,203.63 = 489,823.67 : x - Step 2: Convert to fraction form
852,273.36/1,176,203.63 = 489,823.67/x - Step 3: Cross multiply
852,273.36x = 1,176,203.63 × 489,823.67 - Step 4: Simplify right side
852,273.36x = 576,132,378,713.92 - Step 5: Solve for x
x = 576,132,378,713.92/852,273.36 - Step 6: Final answer
x = 675,994.82
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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.