Finding the Fourth Proportional to 556,496.08, 767,965.92 and 301,847.26
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Solution
The fourth proportional to 556,496.08, 767,965.92 and 301,847.26 is: 416,549.94
Step by Step Solution
- Step 1: Write the proportion equation
556,496.08 : 767,965.92 = 301,847.26 : x - Step 2: Convert to fraction form
556,496.08/767,965.92 = 301,847.26/x - Step 3: Cross multiply
556,496.08x = 767,965.92 × 301,847.26 - Step 4: Simplify right side
556,496.08x = 231,808,408,725.38 - Step 5: Solve for x
x = 231,808,408,725.38/556,496.08 - Step 6: Final answer
x = 416,549.94
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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.