Finding the Fourth Proportional to 449,711.58, 620,626.02 and 258,754.08
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Solution
The fourth proportional to 449,711.58, 620,626.02 and 258,754.08 is: 357,094.46
Step by Step Solution
- Step 1: Write the proportion equation
449,711.58 : 620,626.02 = 258,754.08 : x - Step 2: Convert to fraction form
449,711.58/620,626.02 = 258,754.08/x - Step 3: Cross multiply
449,711.58x = 620,626.02 × 258,754.08 - Step 4: Simplify right side
449,711.58x = 160,589,514,829.16 - Step 5: Solve for x
x = 160,589,514,829.16/449,711.58 - Step 6: Final answer
x = 357,094.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.