Finding the Fourth Proportional to 798,130.65, 1,197,616.34 and 461,407.82
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Solution
The fourth proportional to 798,130.65, 1,197,616.34 and 461,407.82 is: 692,354.75
Step by Step Solution
- Step 1: Write the proportion equation
798,130.65 : 1,197,616.34 = 461,407.82 : x - Step 2: Convert to fraction form
798,130.65/1,197,616.34 = 461,407.82/x - Step 3: Cross multiply
798,130.65x = 1,197,616.34 × 461,407.82 - Step 4: Simplify right side
798,130.65x = 552,589,544,635.78 - Step 5: Solve for x
x = 552,589,544,635.78/798,130.65 - Step 6: Final answer
x = 692,354.75
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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.