Finding the Fourth Proportional to 1,475.04, 2,212.62 and 501.12
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Solution
The fourth proportional to 1,475.04, 2,212.62 and 501.12 is: 751.70
Step by Step Solution
- Step 1: Write the proportion equation
1,475.04 : 2,212.62 = 501.12 : x - Step 2: Convert to fraction form
1,475.04/2,212.62 = 501.12/x - Step 3: Cross multiply
1,475.04x = 2,212.62 × 501.12 - Step 4: Simplify right side
1,475.04x = 1,108,788.13 - Step 5: Solve for x
x = 1,108,788.13/1,475.04 - Step 6: Final answer
x = 751.70
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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.