Finding the Fourth Proportional to 354,204.10, 488,797.35 and 193,058.65
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Solution
The fourth proportional to 354,204.10, 488,797.35 and 193,058.65 is: 266,418.59
Step by Step Solution
- Step 1: Write the proportion equation
354,204.10 : 488,797.35 = 193,058.65 : x - Step 2: Convert to fraction form
354,204.10/488,797.35 = 193,058.65/x - Step 3: Cross multiply
354,204.10x = 488,797.35 × 193,058.65 - Step 4: Simplify right side
354,204.10x = 94,366,556,514.58 - Step 5: Solve for x
x = 94,366,556,514.58/354,204.10 - Step 6: Final answer
x = 266,418.59
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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.