Finding the Fourth Proportional to 750,686.00, 1,035,947.21 and 406,524.62
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Solution
The fourth proportional to 750,686.00, 1,035,947.21 and 406,524.62 is: 561,004.27
Step by Step Solution
- Step 1: Write the proportion equation
750,686.00 : 1,035,947.21 = 406,524.62 : x - Step 2: Convert to fraction form
750,686.00/1,035,947.21 = 406,524.62/x - Step 3: Cross multiply
750,686.00x = 1,035,947.21 × 406,524.62 - Step 4: Simplify right side
750,686.00x = 421,138,046,442.56 - Step 5: Solve for x
x = 421,138,046,442.56/750,686.00 - Step 6: Final answer
x = 561,004.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.