Finding the Fourth Proportional to 556,600.84, 768,108.78 and 301,952.08
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Solution
The fourth proportional to 556,600.84, 768,108.78 and 301,952.08 is: 416,693.66
Step by Step Solution
- Step 1: Write the proportion equation
556,600.84 : 768,108.78 = 301,952.08 : x - Step 2: Convert to fraction form
556,600.84/768,108.78 = 301,952.08/x - Step 3: Cross multiply
556,600.84x = 768,108.78 × 301,952.08 - Step 4: Simplify right side
556,600.84x = 231,932,043,787.26 - Step 5: Solve for x
x = 231,932,043,787.26/556,600.84 - Step 6: Final answer
x = 416,693.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.