Finding the Fourth Proportional to 950,205.96, 1,311,305.34 and 542,299.68
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Solution
The fourth proportional to 950,205.96, 1,311,305.34 and 542,299.68 is: 748,385.61
Step by Step Solution
- Step 1: Write the proportion equation
950,205.96 : 1,311,305.34 = 542,299.68 : x - Step 2: Convert to fraction form
950,205.96/1,311,305.34 = 542,299.68/x - Step 3: Cross multiply
950,205.96x = 1,311,305.34 × 542,299.68 - Step 4: Simplify right side
950,205.96x = 711,120,466,264.29 - Step 5: Solve for x
x = 711,120,466,264.29/950,205.96 - Step 6: Final answer
x = 748,385.61
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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.