Finding the Fourth Proportional to 449,467.80, 674,979.30 and 292,392.60
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Solution
The fourth proportional to 449,467.80, 674,979.30 and 292,392.60 is: 439,094.75
Step by Step Solution
- Step 1: Write the proportion equation
449,467.80 : 674,979.30 = 292,392.60 : x - Step 2: Convert to fraction form
449,467.80/674,979.30 = 292,392.60/x - Step 3: Cross multiply
449,467.80x = 674,979.30 × 292,392.60 - Step 4: Simplify right side
449,467.80x = 197,358,952,473.18 - Step 5: Solve for x
x = 197,358,952,473.18/449,467.80 - Step 6: Final answer
x = 439,094.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.