Finding the Fourth Proportional to 293,788.80, 405,424.80 and 159,652.80
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Solution
The fourth proportional to 293,788.80, 405,424.80 and 159,652.80 is: 220,318.83
Step by Step Solution
- Step 1: Write the proportion equation
293,788.80 : 405,424.80 = 159,652.80 : x - Step 2: Convert to fraction form
293,788.80/405,424.80 = 159,652.80/x - Step 3: Cross multiply
293,788.80x = 405,424.80 × 159,652.80 - Step 4: Simplify right side
293,788.80x = 64,727,204,509.44 - Step 5: Solve for x
x = 64,727,204,509.44/293,788.80 - Step 6: Final answer
x = 220,318.83
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.