Finding the Fourth Proportional to 880,331.64, 1,319,622.54 and 524,812.92
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Solution
The fourth proportional to 880,331.64, 1,319,622.54 and 524,812.92 is: 786,697.79
Step by Step Solution
- Step 1: Write the proportion equation
880,331.64 : 1,319,622.54 = 524,812.92 : x - Step 2: Convert to fraction form
880,331.64/1,319,622.54 = 524,812.92/x - Step 3: Cross multiply
880,331.64x = 1,319,622.54 × 524,812.92 - Step 4: Simplify right side
880,331.64x = 692,554,958,515.22 - Step 5: Solve for x
x = 692,554,958,515.22/880,331.64 - Step 6: Final answer
x = 786,697.79
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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.