Finding the Fourth Proportional to 314,616.87, 471,911.61 and 101,380.02
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Solution
The fourth proportional to 314,616.87, 471,911.61 and 101,380.02 is: 152,065.62
Step by Step Solution
- Step 1: Write the proportion equation
314,616.87 : 471,911.61 = 101,380.02 : x - Step 2: Convert to fraction form
314,616.87/471,911.61 = 101,380.02/x - Step 3: Cross multiply
314,616.87x = 471,911.61 × 101,380.02 - Step 4: Simplify right side
314,616.87x = 47,842,408,460.03 - Step 5: Solve for x
x = 47,842,408,460.03/314,616.87 - Step 6: Final answer
x = 152,065.62
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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.