Finding the Fourth Proportional to 793,112.00, 1,189,416.08 and 260,509.05
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Solution
The fourth proportional to 793,112.00, 1,189,416.08 and 260,509.05 is: 390,680.83
Step by Step Solution
- Step 1: Write the proportion equation
793,112.00 : 1,189,416.08 = 260,509.05 : x - Step 2: Convert to fraction form
793,112.00/1,189,416.08 = 260,509.05/x - Step 3: Cross multiply
793,112.00x = 1,189,416.08 × 260,509.05 - Step 4: Simplify right side
793,112.00x = 309,853,651,752.98 - Step 5: Solve for x
x = 309,853,651,752.98/793,112.00 - Step 6: Final answer
x = 390,680.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.