Finding the Fourth Proportional to 924,121.80, 1,386,182.70 and 504,217.80
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Solution
The fourth proportional to 924,121.80, 1,386,182.70 and 504,217.80 is: 756,326.70
Step by Step Solution
- Step 1: Write the proportion equation
924,121.80 : 1,386,182.70 = 504,217.80 : x - Step 2: Convert to fraction form
924,121.80/1,386,182.70 = 504,217.80/x - Step 3: Cross multiply
924,121.80x = 1,386,182.70 × 504,217.80 - Step 4: Simplify right side
924,121.80x = 698,937,991,392.06 - Step 5: Solve for x
x = 698,937,991,392.06/924,121.80 - Step 6: Final answer
x = 756,326.70
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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.