Finding the Fourth Proportional to 435,467.58, 653,138.00 and 135,878.46
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Solution
The fourth proportional to 435,467.58, 653,138.00 and 135,878.46 is: 203,797.92
Step by Step Solution
- Step 1: Write the proportion equation
435,467.58 : 653,138.00 = 135,878.46 : x - Step 2: Convert to fraction form
435,467.58/653,138.00 = 135,878.46/x - Step 3: Cross multiply
435,467.58x = 653,138.00 × 135,878.46 - Step 4: Simplify right side
435,467.58x = 88,747,384,928.09 - Step 5: Solve for x
x = 88,747,384,928.09/435,467.58 - Step 6: Final answer
x = 203,797.92
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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.