Finding the Fourth Proportional to 264,329.39, 364,764.79 and 143,468.08
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Solution
The fourth proportional to 264,329.39, 364,764.79 and 143,468.08 is: 197,980.65
Step by Step Solution
- Step 1: Write the proportion equation
264,329.39 : 364,764.79 = 143,468.08 : x - Step 2: Convert to fraction form
264,329.39/364,764.79 = 143,468.08/x - Step 3: Cross multiply
264,329.39x = 364,764.79 × 143,468.08 - Step 4: Simplify right side
264,329.39x = 52,332,103,355.56 - Step 5: Solve for x
x = 52,332,103,355.56/264,329.39 - Step 6: Final answer
x = 197,980.65
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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.