Finding the Fourth Proportional to 461,000.18, 636,177.87 and 267,447.03
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Solution
The fourth proportional to 461,000.18, 636,177.87 and 267,447.03 is: 369,075.53
Step by Step Solution
- Step 1: Write the proportion equation
461,000.18 : 636,177.87 = 267,447.03 : x - Step 2: Convert to fraction form
461,000.18/636,177.87 = 267,447.03/x - Step 3: Cross multiply
461,000.18x = 636,177.87 × 267,447.03 - Step 4: Simplify right side
461,000.18x = 170,143,881,883.23 - Step 5: Solve for x
x = 170,143,881,883.23/461,000.18 - Step 6: Final answer
x = 369,075.53
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1.5x scale
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.