Finding the Fourth Proportional to 371,335.24, 512,442.18 and 201,569.36
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Solution
The fourth proportional to 371,335.24, 512,442.18 and 201,569.36 is: 278,165.47
Step by Step Solution
- Step 1: Write the proportion equation
371,335.24 : 512,442.18 = 201,569.36 : x - Step 2: Convert to fraction form
371,335.24/512,442.18 = 201,569.36/x - Step 3: Cross multiply
371,335.24x = 512,442.18 × 201,569.36 - Step 4: Simplify right side
371,335.24x = 103,292,642,259.61 - Step 5: Solve for x
x = 103,292,642,259.61/371,335.24 - Step 6: Final answer
x = 278,165.47
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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.