Finding the Fourth Proportional to 554,471.76, 765,170.92 and 299,823.12
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Solution
The fourth proportional to 554,471.76, 765,170.92 and 299,823.12 is: 413,755.85
Step by Step Solution
- Step 1: Write the proportion equation
554,471.76 : 765,170.92 = 299,823.12 : x - Step 2: Convert to fraction form
554,471.76/765,170.92 = 299,823.12/x - Step 3: Cross multiply
554,471.76x = 765,170.92 × 299,823.12 - Step 4: Simplify right side
554,471.76x = 229,415,932,567.67 - Step 5: Solve for x
x = 229,415,932,567.67/554,471.76 - Step 6: Final answer
x = 413,755.85
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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.