Finding the Fourth Proportional to 283,151.48, 424,726.79 and 194,135.12
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Solution
The fourth proportional to 283,151.48, 424,726.79 and 194,135.12 is: 291,202.38
Step by Step Solution
- Step 1: Write the proportion equation
283,151.48 : 424,726.79 = 194,135.12 : x - Step 2: Convert to fraction form
283,151.48/424,726.79 = 194,135.12/x - Step 3: Cross multiply
283,151.48x = 424,726.79 × 194,135.12 - Step 4: Simplify right side
283,151.48x = 82,454,385,373.19 - Step 5: Solve for x
x = 82,454,385,373.19/283,151.48 - Step 6: Final answer
x = 291,202.38
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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.