Finding the Fourth Proportional to 264,979.60, 396,886.20 and 235,430.80
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Solution
The fourth proportional to 264,979.60, 396,886.20 and 235,430.80 is: 352,628.03
Step by Step Solution
- Step 1: Write the proportion equation
264,979.60 : 396,886.20 = 235,430.80 : x - Step 2: Convert to fraction form
264,979.60/396,886.20 = 235,430.80/x - Step 3: Cross multiply
264,979.60x = 396,886.20 × 235,430.80 - Step 4: Simplify right side
264,979.60x = 93,439,235,574.96 - Step 5: Solve for x
x = 93,439,235,574.96/264,979.60 - Step 6: Final answer
x = 352,628.03
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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.