Finding the Fourth Proportional to 418,302.23, 577,224.36 and 237,042.65
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Solution
The fourth proportional to 418,302.23, 577,224.36 and 237,042.65 is: 327,100.32
Step by Step Solution
- Step 1: Write the proportion equation
418,302.23 : 577,224.36 = 237,042.65 : x - Step 2: Convert to fraction form
418,302.23/577,224.36 = 237,042.65/x - Step 3: Cross multiply
418,302.23x = 577,224.36 × 237,042.65 - Step 4: Simplify right side
418,302.23x = 136,826,793,382.02 - Step 5: Solve for x
x = 136,826,793,382.02/418,302.23 - Step 6: Final answer
x = 327,100.32
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1.5x scale
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.