Finding the Fourth Proportional to 556,197.05, 767,553.63 and 301,548.44
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Solution
The fourth proportional to 556,197.05, 767,553.63 and 301,548.44 is: 416,137.77
Step by Step Solution
- Step 1: Write the proportion equation
556,197.05 : 767,553.63 = 301,548.44 : x - Step 2: Convert to fraction form
556,197.05/767,553.63 = 301,548.44/x - Step 3: Cross multiply
556,197.05x = 767,553.63 × 301,548.44 - Step 4: Simplify right side
556,197.05x = 231,454,599,742.84 - Step 5: Solve for x
x = 231,454,599,742.84/556,197.05 - Step 6: Final answer
x = 416,137.77
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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.