Finding the Fourth Proportional to 593,112.13, 889,484.19 and 213,983.58
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Solution
The fourth proportional to 593,112.13, 889,484.19 and 213,983.58 is: 320,908.99
Step by Step Solution
- Step 1: Write the proportion equation
593,112.13 : 889,484.19 = 213,983.58 : x - Step 2: Convert to fraction form
593,112.13/889,484.19 = 213,983.58/x - Step 3: Cross multiply
593,112.13x = 889,484.19 × 213,983.58 - Step 4: Simplify right side
593,112.13x = 190,335,012,976.41 - Step 5: Solve for x
x = 190,335,012,976.41/593,112.13 - Step 6: Final answer
x = 320,908.99
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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.