Finding the Fourth Proportional to 819,271.24, 1,229,464.16 and 502,762.12
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Solution
The fourth proportional to 819,271.24, 1,229,464.16 and 502,762.12 is: 754,485.18
Step by Step Solution
- Step 1: Write the proportion equation
819,271.24 : 1,229,464.16 = 502,762.12 : x - Step 2: Convert to fraction form
819,271.24/1,229,464.16 = 502,762.12/x - Step 3: Cross multiply
819,271.24x = 1,229,464.16 × 502,762.12 - Step 4: Simplify right side
819,271.24x = 618,128,007,545.62 - Step 5: Solve for x
x = 618,128,007,545.62/819,271.24 - Step 6: Final answer
x = 754,485.18
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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.