Finding the Fourth Proportional to 454,791.18, 627,784.11 and 357,743.82
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Solution
The fourth proportional to 454,791.18, 627,784.11 and 357,743.82 is: 493,821.99
Step by Step Solution
- Step 1: Write the proportion equation
454,791.18 : 627,784.11 = 357,743.82 : x - Step 2: Convert to fraction form
454,791.18/627,784.11 = 357,743.82/x - Step 3: Cross multiply
454,791.18x = 627,784.11 × 357,743.82 - Step 4: Simplify right side
454,791.18x = 224,585,885,646.70 - Step 5: Solve for x
x = 224,585,885,646.70/454,791.18 - Step 6: Final answer
x = 493,821.99
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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.