Finding the Fourth Proportional to 299,109.84, 448,864.28 and 155,148.34
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Solution
The fourth proportional to 299,109.84, 448,864.28 and 155,148.34 is: 232,825.99
Step by Step Solution
- Step 1: Write the proportion equation
299,109.84 : 448,864.28 = 155,148.34 : x - Step 2: Convert to fraction form
299,109.84/448,864.28 = 155,148.34/x - Step 3: Cross multiply
299,109.84x = 448,864.28 × 155,148.34 - Step 4: Simplify right side
299,109.84x = 69,640,544,907.23 - Step 5: Solve for x
x = 69,640,544,907.23/299,109.84 - Step 6: Final answer
x = 232,825.99
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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.