Finding the Fourth Proportional to 577,310.80, 865,812.60 and 177,950.80
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Solution
The fourth proportional to 577,310.80, 865,812.60 and 177,950.80 is: 266,878.85
Step by Step Solution
- Step 1: Write the proportion equation
577,310.80 : 865,812.60 = 177,950.80 : x - Step 2: Convert to fraction form
577,310.80/865,812.60 = 177,950.80/x - Step 3: Cross multiply
577,310.80x = 865,812.60 × 177,950.80 - Step 4: Simplify right side
577,310.80x = 154,072,044,820.08 - Step 5: Solve for x
x = 154,072,044,820.08/577,310.80 - Step 6: Final answer
x = 266,878.85
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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.