Finding the Fourth Proportional to 587,202.88, 810,335.52 and 318,932.80
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Solution
The fourth proportional to 587,202.88, 810,335.52 and 318,932.80 is: 440,124.84
Step by Step Solution
- Step 1: Write the proportion equation
587,202.88 : 810,335.52 = 318,932.80 : x - Step 2: Convert to fraction form
587,202.88/810,335.52 = 318,932.80/x - Step 3: Cross multiply
587,202.88x = 810,335.52 × 318,932.80 - Step 4: Simplify right side
587,202.88x = 258,442,576,333.06 - Step 5: Solve for x
x = 258,442,576,333.06/587,202.88 - Step 6: Final answer
x = 440,124.84
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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.