Finding the Fourth Proportional to 775,873.17, 1,163,903.00 and 256,565.87
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Solution
The fourth proportional to 775,873.17, 1,163,903.00 and 256,565.87 is: 384,879.63
Step by Step Solution
- Step 1: Write the proportion equation
775,873.17 : 1,163,903.00 = 256,565.87 : x - Step 2: Convert to fraction form
775,873.17/1,163,903.00 = 256,565.87/x - Step 3: Cross multiply
775,873.17x = 1,163,903.00 × 256,565.87 - Step 4: Simplify right side
775,873.17x = 298,617,778,688.27 - Step 5: Solve for x
x = 298,617,778,688.27/775,873.17 - Step 6: Final answer
x = 384,879.63
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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.