Finding the Fourth Proportional to 488,690.55, 733,108.73 and 173,122.65
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Solution
The fourth proportional to 488,690.55, 733,108.73 and 173,122.65 is: 259,709.80
Step by Step Solution
- Step 1: Write the proportion equation
488,690.55 : 733,108.73 = 173,122.65 : x - Step 2: Convert to fraction form
488,690.55/733,108.73 = 173,122.65/x - Step 3: Cross multiply
488,690.55x = 733,108.73 × 173,122.65 - Step 4: Simplify right side
488,690.55x = 126,917,725,210.12 - Step 5: Solve for x
x = 126,917,725,210.12/488,690.55 - Step 6: Final answer
x = 259,709.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.