Finding the Fourth Proportional to 306,879.29, 460,318.94 and 93,648.32
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Solution
The fourth proportional to 306,879.29, 460,318.94 and 93,648.32 is: 140,472.48
Step by Step Solution
- Step 1: Write the proportion equation
306,879.29 : 460,318.94 = 93,648.32 : x - Step 2: Convert to fraction form
306,879.29/460,318.94 = 93,648.32/x - Step 3: Cross multiply
306,879.29x = 460,318.94 × 93,648.32 - Step 4: Simplify right side
306,879.29x = 43,108,095,395.18 - Step 5: Solve for x
x = 43,108,095,395.18/306,879.29 - Step 6: Final answer
x = 140,472.48
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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.