Finding the Fourth Proportional to 674,497.24, 930,904.26 and 402,576.76
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Solution
The fourth proportional to 674,497.24, 930,904.26 and 402,576.76 is: 555,614.46
Step by Step Solution
- Step 1: Write the proportion equation
674,497.24 : 930,904.26 = 402,576.76 : x - Step 2: Convert to fraction form
674,497.24/930,904.26 = 402,576.76/x - Step 3: Cross multiply
674,497.24x = 930,904.26 × 402,576.76 - Step 4: Simplify right side
674,497.24x = 374,760,420,861.00 - Step 5: Solve for x
x = 374,760,420,861.00/674,497.24 - Step 6: Final answer
x = 555,614.46
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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.