Finding the Fourth Proportional to 352,304.10, 528,067.35 and 194,645.70
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Solution
The fourth proportional to 352,304.10, 528,067.35 and 194,645.70 is: 291,753.74
Step by Step Solution
- Step 1: Write the proportion equation
352,304.10 : 528,067.35 = 194,645.70 : x - Step 2: Convert to fraction form
352,304.10/528,067.35 = 194,645.70/x - Step 3: Cross multiply
352,304.10x = 528,067.35 × 194,645.70 - Step 4: Simplify right side
352,304.10x = 102,786,038,987.90 - Step 5: Solve for x
x = 102,786,038,987.90/352,304.10 - Step 6: Final answer
x = 291,753.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.