Finding the Fourth Proportional to 652,067.62, 899,543.44 and 434,377.48
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Solution
The fourth proportional to 652,067.62, 899,543.44 and 434,377.48 is: 599,234.50
Step by Step Solution
- Step 1: Write the proportion equation
652,067.62 : 899,543.44 = 434,377.48 : x - Step 2: Convert to fraction form
652,067.62/899,543.44 = 434,377.48/x - Step 3: Cross multiply
652,067.62x = 899,543.44 × 434,377.48 - Step 4: Simplify right side
652,067.62x = 390,741,412,617.73 - Step 5: Solve for x
x = 390,741,412,617.73/652,067.62 - Step 6: Final answer
x = 599,234.50
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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.