Finding the Fourth Proportional to 552,661.30, 828,117.15 and 463,431.70
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Solution
The fourth proportional to 552,661.30, 828,117.15 and 463,431.70 is: 694,413.99
Step by Step Solution
- Step 1: Write the proportion equation
552,661.30 : 828,117.15 = 463,431.70 : x - Step 2: Convert to fraction form
552,661.30/828,117.15 = 463,431.70/x - Step 3: Cross multiply
552,661.30x = 828,117.15 × 463,431.70 - Step 4: Simplify right side
552,661.30x = 383,775,738,623.66 - Step 5: Solve for x
x = 383,775,738,623.66/552,661.30 - Step 6: Final answer
x = 694,413.99
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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.