Finding the Fourth Proportional to 354,904.80, 532,357.20 and 177,439.20
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Solution
The fourth proportional to 354,904.80, 532,357.20 and 177,439.20 is: 266,158.80
Step by Step Solution
- Step 1: Write the proportion equation
354,904.80 : 532,357.20 = 177,439.20 : x - Step 2: Convert to fraction form
354,904.80/532,357.20 = 177,439.20/x - Step 3: Cross multiply
354,904.80x = 532,357.20 × 177,439.20 - Step 4: Simplify right side
354,904.80x = 94,461,035,682.24 - Step 5: Solve for x
x = 94,461,035,682.24/354,904.80 - Step 6: Final answer
x = 266,158.80
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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.