Finding the Fourth Proportional to 859,783.93, 1,185,251.26 and 600,856.96
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Solution
The fourth proportional to 859,783.93, 1,185,251.26 and 600,856.96 is: 828,308.65
Step by Step Solution
- Step 1: Write the proportion equation
859,783.93 : 1,185,251.26 = 600,856.96 : x - Step 2: Convert to fraction form
859,783.93/1,185,251.26 = 600,856.96/x - Step 3: Cross multiply
859,783.93x = 1,185,251.26 × 600,856.96 - Step 4: Simplify right side
859,783.93x = 712,166,468,919.77 - Step 5: Solve for x
x = 712,166,468,919.77/859,783.93 - Step 6: Final answer
x = 828,308.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.