Finding the Fourth Proportional to 452,070.23, 623,857.70 and 248,122.49
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Solution
The fourth proportional to 452,070.23, 623,857.70 and 248,122.49 is: 342,409.46
Step by Step Solution
- Step 1: Write the proportion equation
452,070.23 : 623,857.70 = 248,122.49 : x - Step 2: Convert to fraction form
452,070.23/623,857.70 = 248,122.49/x - Step 3: Cross multiply
452,070.23x = 623,857.70 × 248,122.49 - Step 4: Simplify right side
452,070.23x = 154,793,124,689.06 - Step 5: Solve for x
x = 154,793,124,689.06/452,070.23 - Step 6: Final answer
x = 342,409.46
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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.