Finding the Fourth Proportional to 354,785.79, 532,334.58 and 186,266.96
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Solution
The fourth proportional to 354,785.79, 532,334.58 and 186,266.96 is: 279,482.29
Step by Step Solution
- Step 1: Write the proportion equation
354,785.79 : 532,334.58 = 186,266.96 : x - Step 2: Convert to fraction form
354,785.79/532,334.58 = 186,266.96/x - Step 3: Cross multiply
354,785.79x = 532,334.58 × 186,266.96 - Step 4: Simplify right side
354,785.79x = 99,156,343,603.31 - Step 5: Solve for x
x = 99,156,343,603.31/354,785.79 - Step 6: Final answer
x = 279,482.29
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1.5x scale
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.