Finding the Fourth Proportional to 492,967.97, 680,295.80 and 266,613.47
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Solution
The fourth proportional to 492,967.97, 680,295.80 and 266,613.47 is: 367,926.59
Step by Step Solution
- Step 1: Write the proportion equation
492,967.97 : 680,295.80 = 266,613.47 : x - Step 2: Convert to fraction form
492,967.97/680,295.80 = 266,613.47/x - Step 3: Cross multiply
492,967.97x = 680,295.80 × 266,613.47 - Step 4: Simplify right side
492,967.97x = 181,376,026,231.70 - Step 5: Solve for x
x = 181,376,026,231.70/492,967.97 - Step 6: Final answer
x = 367,926.59
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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.