Finding the Fourth Proportional to 449,083.17, 619,719.26 and 267,701.63
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Solution
The fourth proportional to 449,083.17, 619,719.26 and 267,701.63 is: 369,418.99
Step by Step Solution
- Step 1: Write the proportion equation
449,083.17 : 619,719.26 = 267,701.63 : x - Step 2: Convert to fraction form
449,083.17/619,719.26 = 267,701.63/x - Step 3: Cross multiply
449,083.17x = 619,719.26 × 267,701.63 - Step 4: Simplify right side
449,083.17x = 165,899,851,607.29 - Step 5: Solve for x
x = 165,899,851,607.29/449,083.17 - Step 6: Final answer
x = 369,418.99
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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.