Finding the Fourth Proportional to 476,452.76, 657,506.12 and 261,606.74
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Solution
The fourth proportional to 476,452.76, 657,506.12 and 261,606.74 is: 361,018.02
Step by Step Solution
- Step 1: Write the proportion equation
476,452.76 : 657,506.12 = 261,606.74 : x - Step 2: Convert to fraction form
476,452.76/657,506.12 = 261,606.74/x - Step 3: Cross multiply
476,452.76x = 657,506.12 × 261,606.74 - Step 4: Simplify right side
476,452.76x = 172,008,032,583.25 - Step 5: Solve for x
x = 172,008,032,583.25/476,452.76 - Step 6: Final answer
x = 361,018.02
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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.