Finding the Fourth Proportional to 366,177.40, 549,266.10 and 307,128.40
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Solution
The fourth proportional to 366,177.40, 549,266.10 and 307,128.40 is: 460,692.60
Step by Step Solution
- Step 1: Write the proportion equation
366,177.40 : 549,266.10 = 307,128.40 : x - Step 2: Convert to fraction form
366,177.40/549,266.10 = 307,128.40/x - Step 3: Cross multiply
366,177.40x = 549,266.10 × 307,128.40 - Step 4: Simplify right side
366,177.40x = 168,695,218,467.24 - Step 5: Solve for x
x = 168,695,218,467.24/366,177.40 - Step 6: Final answer
x = 460,692.60
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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.