Finding the Fourth Proportional to 787,331.00, 1,086,576.91 and 447,779.00
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Solution
The fourth proportional to 787,331.00, 1,086,576.91 and 447,779.00 is: 617,969.21
Step by Step Solution
- Step 1: Write the proportion equation
787,331.00 : 1,086,576.91 = 447,779.00 : x - Step 2: Convert to fraction form
787,331.00/1,086,576.91 = 447,779.00/x - Step 3: Cross multiply
787,331.00x = 1,086,576.91 × 447,779.00 - Step 4: Simplify right side
787,331.00x = 486,546,315,630.56 - Step 5: Solve for x
x = 486,546,315,630.56/787,331.00 - Step 6: Final answer
x = 617,969.21
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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.