Finding the Fourth Proportional to 498,199.88, 687,530.98 and 283,370.92
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Solution
The fourth proportional to 498,199.88, 687,530.98 and 283,370.92 is: 391,060.48
Step by Step Solution
- Step 1: Write the proportion equation
498,199.88 : 687,530.98 = 283,370.92 : x - Step 2: Convert to fraction form
498,199.88/687,530.98 = 283,370.92/x - Step 3: Cross multiply
498,199.88x = 687,530.98 × 283,370.92 - Step 4: Simplify right side
498,199.88x = 194,826,286,331.10 - Step 5: Solve for x
x = 194,826,286,331.10/498,199.88 - Step 6: Final answer
x = 391,060.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.