Finding the Fourth Proportional to 476,556.18, 657,652.08 and 261,700.74
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Solution
The fourth proportional to 476,556.18, 657,652.08 and 261,700.74 is: 361,149.52
Step by Step Solution
- Step 1: Write the proportion equation
476,556.18 : 657,652.08 = 261,700.74 : x - Step 2: Convert to fraction form
476,556.18/657,652.08 = 261,700.74/x - Step 3: Cross multiply
476,556.18x = 657,652.08 × 261,700.74 - Step 4: Simplify right side
476,556.18x = 172,108,035,998.54 - Step 5: Solve for x
x = 172,108,035,998.54/476,556.18 - Step 6: Final answer
x = 361,149.52
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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.