Finding the Fourth Proportional to 753,901.44, 1,130,849.87 and 304,617.02
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Solution
The fourth proportional to 753,901.44, 1,130,849.87 and 304,617.02 is: 456,924.60
Step by Step Solution
- Step 1: Write the proportion equation
753,901.44 : 1,130,849.87 = 304,617.02 : x - Step 2: Convert to fraction form
753,901.44/1,130,849.87 = 304,617.02/x - Step 3: Cross multiply
753,901.44x = 1,130,849.87 × 304,617.02 - Step 4: Simplify right side
753,901.44x = 344,476,111,812.54 - Step 5: Solve for x
x = 344,476,111,812.54/753,901.44 - Step 6: Final answer
x = 456,924.60
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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.