Finding the Fourth Proportional to 516,479.14, 773,052.15 and 266,817.70
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Solution
The fourth proportional to 516,479.14, 773,052.15 and 266,817.70 is: 399,365.59
Step by Step Solution
- Step 1: Write the proportion equation
516,479.14 : 773,052.15 = 266,817.70 : x - Step 2: Convert to fraction form
516,479.14/773,052.15 = 266,817.70/x - Step 3: Cross multiply
516,479.14x = 773,052.15 × 266,817.70 - Step 4: Simplify right side
516,479.14x = 206,263,996,643.06 - Step 5: Solve for x
x = 206,263,996,643.06/516,479.14 - Step 6: Final answer
x = 399,365.59
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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.