Finding the Fourth Proportional to 307,075.70, 460,613.55 and 107,329.70
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Solution
The fourth proportional to 307,075.70, 460,613.55 and 107,329.70 is: 160,994.55
Step by Step Solution
- Step 1: Write the proportion equation
307,075.70 : 460,613.55 = 107,329.70 : x - Step 2: Convert to fraction form
307,075.70/460,613.55 = 107,329.70/x - Step 3: Cross multiply
307,075.70x = 460,613.55 × 107,329.70 - Step 4: Simplify right side
307,075.70x = 49,437,514,137.44 - Step 5: Solve for x
x = 49,437,514,137.44/307,075.70 - Step 6: Final answer
x = 160,994.55
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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.