Finding the Fourth Proportional to 371,295.68, 512,374.32 and 201,526.16
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Solution
The fourth proportional to 371,295.68, 512,374.32 and 201,526.16 is: 278,098.65
Step by Step Solution
- Step 1: Write the proportion equation
371,295.68 : 512,374.32 = 201,526.16 : x - Step 2: Convert to fraction form
371,295.68/512,374.32 = 201,526.16/x - Step 3: Cross multiply
371,295.68x = 512,374.32 × 201,526.16 - Step 4: Simplify right side
371,295.68x = 103,256,829,192.21 - Step 5: Solve for x
x = 103,256,829,192.21/371,295.68 - Step 6: Final answer
x = 278,098.65
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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.