Finding the Fourth Proportional to 352,033.40, 528,050.91 and 247,319.84
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Solution
The fourth proportional to 352,033.40, 528,050.91 and 247,319.84 is: 370,980.33
Step by Step Solution
- Step 1: Write the proportion equation
352,033.40 : 528,050.91 = 247,319.84 : x - Step 2: Convert to fraction form
352,033.40/528,050.91 = 247,319.84/x - Step 3: Cross multiply
352,033.40x = 528,050.91 × 247,319.84 - Step 4: Simplify right side
352,033.40x = 130,597,466,573.05 - Step 5: Solve for x
x = 130,597,466,573.05/352,033.40 - Step 6: Final answer
x = 370,980.33
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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.