Finding the Fourth Proportional to 967,243.84, 1,450,467.58 and 420,171.28
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Solution
The fourth proportional to 967,243.84, 1,450,467.58 and 420,171.28 is: 630,083.95
Step by Step Solution
- Step 1: Write the proportion equation
967,243.84 : 1,450,467.58 = 420,171.28 : x - Step 2: Convert to fraction form
967,243.84/1,450,467.58 = 420,171.28/x - Step 3: Cross multiply
967,243.84x = 1,450,467.58 × 420,171.28 - Step 4: Simplify right side
967,243.84x = 609,444,819,687.10 - Step 5: Solve for x
x = 609,444,819,687.10/967,243.84 - Step 6: Final answer
x = 630,083.95
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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.