Finding the Fourth Proportional to 929,156.08, 1,393,399.68 and 321,779.92
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Solution
The fourth proportional to 929,156.08, 1,393,399.68 and 321,779.92 is: 482,554.06
Step by Step Solution
- Step 1: Write the proportion equation
929,156.08 : 1,393,399.68 = 321,779.92 : x - Step 2: Convert to fraction form
929,156.08/1,393,399.68 = 321,779.92/x - Step 3: Cross multiply
929,156.08x = 1,393,399.68 × 321,779.92 - Step 4: Simplify right side
929,156.08x = 448,368,037,558.43 - Step 5: Solve for x
x = 448,368,037,558.43/929,156.08 - Step 6: Final answer
x = 482,554.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.