Finding the Fourth Proportional to 513,556.93, 771,083.16 and 364,588.21
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Solution
The fourth proportional to 513,556.93, 771,083.16 and 364,588.21 is: 547,413.17
Step by Step Solution
- Step 1: Write the proportion equation
513,556.93 : 771,083.16 = 364,588.21 : x - Step 2: Convert to fraction form
513,556.93/771,083.16 = 364,588.21/x - Step 3: Cross multiply
513,556.93x = 771,083.16 × 364,588.21 - Step 4: Simplify right side
513,556.93x = 281,127,829,065.54 - Step 5: Solve for x
x = 281,127,829,065.54/513,556.93 - Step 6: Final answer
x = 547,413.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.