Finding the Fourth Proportional to 801,005.76, 1,201,321.74 and 232,234.21
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Solution
The fourth proportional to 801,005.76, 1,201,321.74 and 232,234.21 is: 348,297.13
Step by Step Solution
- Step 1: Write the proportion equation
801,005.76 : 1,201,321.74 = 232,234.21 : x - Step 2: Convert to fraction form
801,005.76/1,201,321.74 = 232,234.21/x - Step 3: Cross multiply
801,005.76x = 1,201,321.74 × 232,234.21 - Step 4: Simplify right side
801,005.76x = 278,988,007,617.26 - Step 5: Solve for x
x = 278,988,007,617.26/801,005.76 - Step 6: Final answer
x = 348,297.13
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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.