Finding the Fourth Proportional to 819,256.24, 1,229,441.64 and 502,747.12
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Solution
The fourth proportional to 819,256.24, 1,229,441.64 and 502,747.12 is: 754,462.66
Step by Step Solution
- Step 1: Write the proportion equation
819,256.24 : 1,229,441.64 = 502,747.12 : x - Step 2: Convert to fraction form
819,256.24/1,229,441.64 = 502,747.12/x - Step 3: Cross multiply
819,256.24x = 1,229,441.64 × 502,747.12 - Step 4: Simplify right side
819,256.24x = 618,098,243,718.08 - Step 5: Solve for x
x = 618,098,243,718.08/819,256.24 - Step 6: Final answer
x = 754,462.66
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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.