Finding the Fourth Proportional to 369,427.53, 553,339.36 and 226,839.99
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Solution
The fourth proportional to 369,427.53, 553,339.36 and 226,839.99 is: 339,767.57
Step by Step Solution
- Step 1: Write the proportion equation
369,427.53 : 553,339.36 = 226,839.99 : x - Step 2: Convert to fraction form
369,427.53/553,339.36 = 226,839.99/x - Step 3: Cross multiply
369,427.53x = 553,339.36 × 226,839.99 - Step 4: Simplify right side
369,427.53x = 125,519,497,247.58 - Step 5: Solve for x
x = 125,519,497,247.58/369,427.53 - Step 6: Final answer
x = 339,767.57
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.