Finding the Fourth Proportional to 283,660.83, 391,327.95 and 203,058.96
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Solution
The fourth proportional to 283,660.83, 391,327.95 and 203,058.96 is: 280,132.60
Step by Step Solution
- Step 1: Write the proportion equation
283,660.83 : 391,327.95 = 203,058.96 : x - Step 2: Convert to fraction form
283,660.83/391,327.95 = 203,058.96/x - Step 3: Cross multiply
283,660.83x = 391,327.95 × 203,058.96 - Step 4: Simplify right side
283,660.83x = 79,462,646,545.93 - Step 5: Solve for x
x = 79,462,646,545.93/283,660.83 - Step 6: Final answer
x = 280,132.60
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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.