Finding the Fourth Proportional to 452,107.21, 623,908.55 and 248,159.29
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Solution
The fourth proportional to 452,107.21, 623,908.55 and 248,159.29 is: 342,460.15
Step by Step Solution
- Step 1: Write the proportion equation
452,107.21 : 623,908.55 = 248,159.29 : x - Step 2: Convert to fraction form
452,107.21/623,908.55 = 248,159.29/x - Step 3: Cross multiply
452,107.21x = 623,908.55 × 248,159.29 - Step 4: Simplify right side
452,107.21x = 154,828,701,552.13 - Step 5: Solve for x
x = 154,828,701,552.13/452,107.21 - Step 6: Final answer
x = 342,460.15
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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.