Finding the Fourth Proportional to 307,175.18, 460,970.36 and 107,497.31
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Solution
The fourth proportional to 307,175.18, 460,970.36 and 107,497.31 is: 161,318.61
Step by Step Solution
- Step 1: Write the proportion equation
307,175.18 : 460,970.36 = 107,497.31 : x - Step 2: Convert to fraction form
307,175.18/460,970.36 = 107,497.31/x - Step 3: Cross multiply
307,175.18x = 460,970.36 × 107,497.31 - Step 4: Simplify right side
307,175.18x = 49,553,070,847.39 - Step 5: Solve for x
x = 49,553,070,847.39/307,175.18 - Step 6: Final answer
x = 161,318.61
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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.