Finding the Fourth Proportional to 514,301.40, 770,855.94 and 304,116.12
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Solution
The fourth proportional to 514,301.40, 770,855.94 and 304,116.12 is: 455,821.66
Step by Step Solution
- Step 1: Write the proportion equation
514,301.40 : 770,855.94 = 304,116.12 : x - Step 2: Convert to fraction form
514,301.40/770,855.94 = 304,116.12/x - Step 3: Cross multiply
514,301.40x = 770,855.94 × 304,116.12 - Step 4: Simplify right side
514,301.40x = 234,429,717,551.75 - Step 5: Solve for x
x = 234,429,717,551.75/514,301.40 - Step 6: Final answer
x = 455,821.66
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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.