Finding the Fourth Proportional to 476,215.08, 657,174.90 and 261,358.68
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Solution
The fourth proportional to 476,215.08, 657,174.90 and 261,358.68 is: 360,673.93
Step by Step Solution
- Step 1: Write the proportion equation
476,215.08 : 657,174.90 = 261,358.68 : x - Step 2: Convert to fraction form
476,215.08/657,174.90 = 261,358.68/x - Step 3: Cross multiply
476,215.08x = 657,174.90 × 261,358.68 - Step 4: Simplify right side
476,215.08x = 171,758,364,393.13 - Step 5: Solve for x
x = 171,758,364,393.13/476,215.08 - Step 6: Final answer
x = 360,673.93
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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.