Finding the Fourth Proportional to 354,795.84, 532,464.48 and 130,368.96
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Solution
The fourth proportional to 354,795.84, 532,464.48 and 130,368.96 is: 195,652.92
Step by Step Solution
- Step 1: Write the proportion equation
354,795.84 : 532,464.48 = 130,368.96 : x - Step 2: Convert to fraction form
354,795.84/532,464.48 = 130,368.96/x - Step 3: Cross multiply
354,795.84x = 532,464.48 × 130,368.96 - Step 4: Simplify right side
354,795.84x = 69,416,840,494.54 - Step 5: Solve for x
x = 69,416,840,494.54/354,795.84 - Step 6: Final answer
x = 195,652.92
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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.