Finding the Fourth Proportional to 577,167.97, 865,764.26 and 198,087.07
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Solution
The fourth proportional to 577,167.97, 865,764.26 and 198,087.07 is: 297,134.83
Step by Step Solution
- Step 1: Write the proportion equation
577,167.97 : 865,764.26 = 198,087.07 : x - Step 2: Convert to fraction form
577,167.97/865,764.26 = 198,087.07/x - Step 3: Cross multiply
577,167.97x = 865,764.26 × 198,087.07 - Step 4: Simplify right side
577,167.97x = 171,496,705,574.12 - Step 5: Solve for x
x = 171,496,705,574.12/577,167.97 - Step 6: Final answer
x = 297,134.83
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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.