Finding the Fourth Proportional to 435,957.14, 653,973.24 and 120,414.08
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Solution
The fourth proportional to 435,957.14, 653,973.24 and 120,414.08 is: 180,631.49
Step by Step Solution
- Step 1: Write the proportion equation
435,957.14 : 653,973.24 = 120,414.08 : x - Step 2: Convert to fraction form
435,957.14/653,973.24 = 120,414.08/x - Step 3: Cross multiply
435,957.14x = 653,973.24 × 120,414.08 - Step 4: Simplify right side
435,957.14x = 78,747,586,039.22 - Step 5: Solve for x
x = 78,747,586,039.22/435,957.14 - Step 6: Final answer
x = 180,631.49
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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.