Finding the Fourth Proportional to 556,981.97, 834,724.58 and 303,883.20
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Solution
The fourth proportional to 556,981.97, 834,724.58 and 303,883.20 is: 455,416.50
Step by Step Solution
- Step 1: Write the proportion equation
556,981.97 : 834,724.58 = 303,883.20 : x - Step 2: Convert to fraction form
556,981.97/834,724.58 = 303,883.20/x - Step 3: Cross multiply
556,981.97x = 834,724.58 × 303,883.20 - Step 4: Simplify right side
556,981.97x = 253,658,774,969.64 - Step 5: Solve for x
x = 253,658,774,969.64/556,981.97 - Step 6: Final answer
x = 455,416.50
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1.5x scale
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.