Finding the Fourth Proportional to 377,378.87, 566,330.74 and 243,928.13
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Solution
The fourth proportional to 377,378.87, 566,330.74 and 243,928.13 is: 366,061.82
Step by Step Solution
- Step 1: Write the proportion equation
377,378.87 : 566,330.74 = 243,928.13 : x - Step 2: Convert to fraction form
377,378.87/566,330.74 = 243,928.13/x - Step 3: Cross multiply
377,378.87x = 566,330.74 × 243,928.13 - Step 4: Simplify right side
377,378.87x = 138,143,994,928.24 - Step 5: Solve for x
x = 138,143,994,928.24/377,378.87 - Step 6: Final answer
x = 366,061.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.