Finding the Fourth Proportional to 476,214.08, 657,173.52 and 261,357.68
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Solution
The fourth proportional to 476,214.08, 657,173.52 and 261,357.68 is: 360,672.55
Step by Step Solution
- Step 1: Write the proportion equation
476,214.08 : 657,173.52 = 261,357.68 : x - Step 2: Convert to fraction form
476,214.08/657,173.52 = 261,357.68/x - Step 3: Cross multiply
476,214.08x = 657,173.52 × 261,357.68 - Step 4: Simplify right side
476,214.08x = 171,757,346,544.63 - Step 5: Solve for x
x = 171,757,346,544.63/476,214.08 - Step 6: Final answer
x = 360,672.55
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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.