Finding the Fourth Proportional to 452,709.81, 624,702.97 and 261,735.50
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Solution
The fourth proportional to 452,709.81, 624,702.97 and 261,735.50 is: 361,173.84
Step by Step Solution
- Step 1: Write the proportion equation
452,709.81 : 624,702.97 = 261,735.50 : x - Step 2: Convert to fraction form
452,709.81/624,702.97 = 261,735.50/x - Step 3: Cross multiply
452,709.81x = 624,702.97 × 261,735.50 - Step 4: Simplify right side
452,709.81x = 163,506,939,772.24 - Step 5: Solve for x
x = 163,506,939,772.24/452,709.81 - Step 6: Final answer
x = 361,173.84
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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.