Finding the Fourth Proportional to 662,022.15, 913,563.66 and 375,536.08
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Solution
The fourth proportional to 662,022.15, 913,563.66 and 375,536.08 is: 518,224.53
Step by Step Solution
- Step 1: Write the proportion equation
662,022.15 : 913,563.66 = 375,536.08 : x - Step 2: Convert to fraction form
662,022.15/913,563.66 = 375,536.08/x - Step 3: Cross multiply
662,022.15x = 913,563.66 × 375,536.08 - Step 4: Simplify right side
662,022.15x = 343,076,115,706.85 - Step 5: Solve for x
x = 343,076,115,706.85/662,022.15 - Step 6: Final answer
x = 518,224.53
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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.