Finding the Fourth Proportional to 476,216.08, 657,176.28 and 261,359.68
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Solution
The fourth proportional to 476,216.08, 657,176.28 and 261,359.68 is: 360,675.31
Step by Step Solution
- Step 1: Write the proportion equation
476,216.08 : 657,176.28 = 261,359.68 : x - Step 2: Convert to fraction form
476,216.08/657,176.28 = 261,359.68/x - Step 3: Cross multiply
476,216.08x = 657,176.28 × 261,359.68 - Step 4: Simplify right side
476,216.08x = 171,759,382,244.39 - Step 5: Solve for x
x = 171,759,382,244.39/476,216.08 - Step 6: Final answer
x = 360,675.31
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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.