Finding the Fourth Proportional to 442,678.71, 610,835.00 and 251,670.99
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Solution
The fourth proportional to 442,678.71, 610,835.00 and 251,670.99 is: 347,270.93
Step by Step Solution
- Step 1: Write the proportion equation
442,678.71 : 610,835.00 = 251,670.99 : x - Step 2: Convert to fraction form
442,678.71/610,835.00 = 251,670.99/x - Step 3: Cross multiply
442,678.71x = 610,835.00 × 251,670.99 - Step 4: Simplify right side
442,678.71x = 153,729,447,918.30 - Step 5: Solve for x
x = 153,729,447,918.30/442,678.71 - Step 6: Final answer
x = 347,270.93
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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.