Finding the Fourth Proportional to 479,556.11, 661,787.48 and 264,696.23
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Solution
The fourth proportional to 479,556.11, 661,787.48 and 264,696.23 is: 365,280.82
Step by Step Solution
- Step 1: Write the proportion equation
479,556.11 : 661,787.48 = 264,696.23 : x - Step 2: Convert to fraction form
479,556.11/661,787.48 = 264,696.23/x - Step 3: Cross multiply
479,556.11x = 661,787.48 × 264,696.23 - Step 4: Simplify right side
479,556.11x = 175,172,648,370.00 - Step 5: Solve for x
x = 175,172,648,370.00/479,556.11 - Step 6: Final answer
x = 365,280.82
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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.