Finding the Fourth Proportional to 554,373.84, 765,035.88 and 299,724.96
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Solution
The fourth proportional to 554,373.84, 765,035.88 and 299,724.96 is: 413,620.43
Step by Step Solution
- Step 1: Write the proportion equation
554,373.84 : 765,035.88 = 299,724.96 : x - Step 2: Convert to fraction form
554,373.84/765,035.88 = 299,724.96/x - Step 3: Cross multiply
554,373.84x = 765,035.88 × 299,724.96 - Step 4: Simplify right side
554,373.84x = 229,300,348,531.57 - Step 5: Solve for x
x = 229,300,348,531.57/554,373.84 - Step 6: Final answer
x = 413,620.43
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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.