Finding the Fourth Proportional to 531,646.18, 733,672.97 and 302,205.00
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Solution
The fourth proportional to 531,646.18, 733,672.97 and 302,205.00 is: 417,043.60
Step by Step Solution
- Step 1: Write the proportion equation
531,646.18 : 733,672.97 = 302,205.00 : x - Step 2: Convert to fraction form
531,646.18/733,672.97 = 302,205.00/x - Step 3: Cross multiply
531,646.18x = 733,672.97 × 302,205.00 - Step 4: Simplify right side
531,646.18x = 221,719,634,719.46 - Step 5: Solve for x
x = 221,719,634,719.46/531,646.18 - Step 6: Final answer
x = 417,043.60
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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.