Finding the Fourth Proportional to 982,794.18, 1,474,199.48 and 272,877.58
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Solution
The fourth proportional to 982,794.18, 1,474,199.48 and 272,877.58 is: 409,318.65
Step by Step Solution
- Step 1: Write the proportion equation
982,794.18 : 1,474,199.48 = 272,877.58 : x - Step 2: Convert to fraction form
982,794.18/1,474,199.48 = 272,877.58/x - Step 3: Cross multiply
982,794.18x = 1,474,199.48 × 272,877.58 - Step 4: Simplify right side
982,794.18x = 402,275,986,539.66 - Step 5: Solve for x
x = 402,275,986,539.66/982,794.18 - Step 6: Final answer
x = 409,318.65
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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.