Finding the Fourth Proportional to 799,556.08, 1,103,280.76 and 513,463.68
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Solution
The fourth proportional to 799,556.08, 1,103,280.76 and 513,463.68 is: 708,511.40
Step by Step Solution
- Step 1: Write the proportion equation
799,556.08 : 1,103,280.76 = 513,463.68 : x - Step 2: Convert to fraction form
799,556.08/1,103,280.76 = 513,463.68/x - Step 3: Cross multiply
799,556.08x = 1,103,280.76 × 513,463.68 - Step 4: Simplify right side
799,556.08x = 566,494,599,102.80 - Step 5: Solve for x
x = 566,494,599,102.80/799,556.08 - Step 6: Final answer
x = 708,511.40
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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.