Finding the Fourth Proportional to 852,339.36, 1,176,670.50 and 622,638.75
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Solution
The fourth proportional to 852,339.36, 1,176,670.50 and 622,638.75 is: 859,564.49
Step by Step Solution
- Step 1: Write the proportion equation
852,339.36 : 1,176,670.50 = 622,638.75 : x - Step 2: Convert to fraction form
852,339.36/1,176,670.50 = 622,638.75/x - Step 3: Cross multiply
852,339.36x = 1,176,670.50 × 622,638.75 - Step 4: Simplify right side
852,339.36x = 732,640,649,281.88 - Step 5: Solve for x
x = 732,640,649,281.88/852,339.36 - Step 6: Final answer
x = 859,564.49
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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.