Finding the Fourth Proportional to 973,573.28, 1,343,523.75 and 538,019.99
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Solution
The fourth proportional to 973,573.28, 1,343,523.75 and 538,019.99 is: 742,463.51
Step by Step Solution
- Step 1: Write the proportion equation
973,573.28 : 1,343,523.75 = 538,019.99 : x - Step 2: Convert to fraction form
973,573.28/1,343,523.75 = 538,019.99/x - Step 3: Cross multiply
973,573.28x = 1,343,523.75 × 538,019.99 - Step 4: Simplify right side
973,573.28x = 722,842,634,539.76 - Step 5: Solve for x
x = 722,842,634,539.76/973,573.28 - Step 6: Final answer
x = 742,463.51
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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.