Finding the Fourth Proportional to 422,982.99, 583,753.95 and 232,033.59
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Solution
The fourth proportional to 422,982.99, 583,753.95 and 232,033.59 is: 320,226.88
Step by Step Solution
- Step 1: Write the proportion equation
422,982.99 : 583,753.95 = 232,033.59 : x - Step 2: Convert to fraction form
422,982.99/583,753.95 = 232,033.59/x - Step 3: Cross multiply
422,982.99x = 583,753.95 × 232,033.59 - Step 4: Simplify right side
422,982.99x = 135,450,524,695.18 - Step 5: Solve for x
x = 135,450,524,695.18/422,982.99 - Step 6: Final answer
x = 320,226.88
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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.