Finding the Fourth Proportional to 399,684.73, 598,452.76 and 304,461.28
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Solution
The fourth proportional to 399,684.73, 598,452.76 and 304,461.28 is: 455,873.54
Step by Step Solution
- Step 1: Write the proportion equation
399,684.73 : 598,452.76 = 304,461.28 : x - Step 2: Convert to fraction form
399,684.73/598,452.76 = 304,461.28/x - Step 3: Cross multiply
399,684.73x = 598,452.76 × 304,461.28 - Step 4: Simplify right side
399,684.73x = 182,205,692,745.18 - Step 5: Solve for x
x = 182,205,692,745.18/399,684.73 - Step 6: Final answer
x = 455,873.54
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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.