Finding the Fourth Proportional to 971,518.02, 1,457,275.74 and 261,546.84
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Solution
The fourth proportional to 971,518.02, 1,457,275.74 and 261,546.84 is: 392,319.91
Step by Step Solution
- Step 1: Write the proportion equation
971,518.02 : 1,457,275.74 = 261,546.84 : x - Step 2: Convert to fraction form
971,518.02/1,457,275.74 = 261,546.84/x - Step 3: Cross multiply
971,518.02x = 1,457,275.74 × 261,546.84 - Step 4: Simplify right side
971,518.02x = 381,145,864,805.66 - Step 5: Solve for x
x = 381,145,864,805.66/971,518.02 - Step 6: Final answer
x = 392,319.91
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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.