Finding the Fourth Proportional to 793,930.72, 1,189,509.36 and 661,660.96
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Solution
The fourth proportional to 793,930.72, 1,189,509.36 and 661,660.96 is: 991,335.75
Step by Step Solution
- Step 1: Write the proportion equation
793,930.72 : 1,189,509.36 = 661,660.96 : x - Step 2: Convert to fraction form
793,930.72/1,189,509.36 = 661,660.96/x - Step 3: Cross multiply
793,930.72x = 1,189,509.36 × 661,660.96 - Step 4: Simplify right side
793,930.72x = 787,051,905,066.59 - Step 5: Solve for x
x = 787,051,905,066.59/793,930.72 - Step 6: Final answer
x = 991,335.75
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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.