Finding the Fourth Proportional to 674,419.18, 930,697.00 and 368,497.74
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Solution
The fourth proportional to 674,419.18, 930,697.00 and 368,497.74 is: 508,526.08
Step by Step Solution
- Step 1: Write the proportion equation
674,419.18 : 930,697.00 = 368,497.74 : x - Step 2: Convert to fraction form
674,419.18/930,697.00 = 368,497.74/x - Step 3: Cross multiply
674,419.18x = 930,697.00 × 368,497.74 - Step 4: Simplify right side
674,419.18x = 342,959,740,531.29 - Step 5: Solve for x
x = 342,959,740,531.29/674,419.18 - Step 6: Final answer
x = 508,526.08
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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.