Finding the Fourth Proportional to 309,270.24, 463,963.68 and 122,296.32
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Solution
The fourth proportional to 309,270.24, 463,963.68 and 122,296.32 is: 183,467.54
Step by Step Solution
- Step 1: Write the proportion equation
309,270.24 : 463,963.68 = 122,296.32 : x - Step 2: Convert to fraction form
309,270.24/463,963.68 = 122,296.32/x - Step 3: Cross multiply
309,270.24x = 463,963.68 × 122,296.32 - Step 4: Simplify right side
309,270.24x = 56,741,050,677.66 - Step 5: Solve for x
x = 56,741,050,677.66/309,270.24 - Step 6: Final answer
x = 183,467.54
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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.