Finding the Fourth Proportional to 508,750.80, 763,471.80 and 284,110.80
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Solution
The fourth proportional to 508,750.80, 763,471.80 and 284,110.80 is: 426,359.20
Step by Step Solution
- Step 1: Write the proportion equation
508,750.80 : 763,471.80 = 284,110.80 : x - Step 2: Convert to fraction form
508,750.80/763,471.80 = 284,110.80/x - Step 3: Cross multiply
508,750.80x = 763,471.80 × 284,110.80 - Step 4: Simplify right side
508,750.80x = 216,910,583,875.44 - Step 5: Solve for x
x = 216,910,583,875.44/508,750.80 - Step 6: Final answer
x = 426,359.20
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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.