Finding the Fourth Proportional to 504,718.65, 696,587.30 and 323,635.05
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Solution
The fourth proportional to 504,718.65, 696,587.30 and 323,635.05 is: 446,664.82
Step by Step Solution
- Step 1: Write the proportion equation
504,718.65 : 696,587.30 = 323,635.05 : x - Step 2: Convert to fraction form
504,718.65/696,587.30 = 323,635.05/x - Step 3: Cross multiply
504,718.65x = 696,587.30 × 323,635.05 - Step 4: Simplify right side
504,718.65x = 225,440,064,046.69 - Step 5: Solve for x
x = 225,440,064,046.69/504,718.65 - Step 6: Final answer
x = 446,664.82
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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.