Finding the Fourth Proportional to 354,786.79, 532,336.08 and 186,267.96
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Solution
The fourth proportional to 354,786.79, 532,336.08 and 186,267.96 is: 279,483.79
Step by Step Solution
- Step 1: Write the proportion equation
354,786.79 : 532,336.08 = 186,267.96 : x - Step 2: Convert to fraction form
354,786.79/532,336.08 = 186,267.96/x - Step 3: Cross multiply
354,786.79x = 532,336.08 × 186,267.96 - Step 4: Simplify right side
354,786.79x = 99,157,155,656.00 - Step 5: Solve for x
x = 99,157,155,656.00/354,786.79 - Step 6: Final answer
x = 279,483.79
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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.