Finding the Fourth Proportional to 238,590.22, 357,875.99 and 80,818.67
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Solution
The fourth proportional to 238,590.22, 357,875.99 and 80,818.67 is: 121,224.85
Step by Step Solution
- Step 1: Write the proportion equation
238,590.22 : 357,875.99 = 80,818.67 : x - Step 2: Convert to fraction form
238,590.22/357,875.99 = 80,818.67/x - Step 3: Cross multiply
238,590.22x = 357,875.99 × 80,818.67 - Step 4: Simplify right side
238,590.22x = 28,923,062,878.77 - Step 5: Solve for x
x = 28,923,062,878.77/238,590.22 - Step 6: Final answer
x = 121,224.85
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1.5x scale
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.