Finding the Fourth Proportional to 529,814.36, 733,069.14 and 461,972.70
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Solution
The fourth proportional to 529,814.36, 733,069.14 and 461,972.70 is: 639,201.12
Step by Step Solution
- Step 1: Write the proportion equation
529,814.36 : 733,069.14 = 461,972.70 : x - Step 2: Convert to fraction form
529,814.36/733,069.14 = 461,972.70/x - Step 3: Cross multiply
529,814.36x = 733,069.14 × 461,972.70 - Step 4: Simplify right side
529,814.36x = 338,657,929,892.48 - Step 5: Solve for x
x = 338,657,929,892.48/529,814.36 - Step 6: Final answer
x = 639,201.12
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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.