Finding the Fourth Proportional to 992,537.56, 1,487,635.98 and 479,882.80
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Solution
The fourth proportional to 992,537.56, 1,487,635.98 and 479,882.80 is: 719,258.34
Step by Step Solution
- Step 1: Write the proportion equation
992,537.56 : 1,487,635.98 = 479,882.80 : x - Step 2: Convert to fraction form
992,537.56/1,487,635.98 = 479,882.80/x - Step 3: Cross multiply
992,537.56x = 1,487,635.98 × 479,882.80 - Step 4: Simplify right side
992,537.56x = 713,890,919,463.14 - Step 5: Solve for x
x = 713,890,919,463.14/992,537.56 - Step 6: Final answer
x = 719,258.34
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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.