Finding the Fourth Proportional to 285,360.86, 392,901.73 and 242,250.99
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Solution
The fourth proportional to 285,360.86, 392,901.73 and 242,250.99 is: 333,545.51
Step by Step Solution
- Step 1: Write the proportion equation
285,360.86 : 392,901.73 = 242,250.99 : x - Step 2: Convert to fraction form
285,360.86/392,901.73 = 242,250.99/x - Step 3: Cross multiply
285,360.86x = 392,901.73 × 242,250.99 - Step 4: Simplify right side
285,360.86x = 95,180,833,065.21 - Step 5: Solve for x
x = 95,180,833,065.21/285,360.86 - Step 6: Final answer
x = 333,545.51
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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.