Finding the Fourth Proportional to 372,549.84, 556,120.02 and 344,795.28
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Solution
The fourth proportional to 372,549.84, 556,120.02 and 344,795.28 is: 514,689.68
Step by Step Solution
- Step 1: Write the proportion equation
372,549.84 : 556,120.02 = 344,795.28 : x - Step 2: Convert to fraction form
372,549.84/556,120.02 = 344,795.28/x - Step 3: Cross multiply
372,549.84x = 556,120.02 × 344,795.28 - Step 4: Simplify right side
372,549.84x = 191,747,558,009.51 - Step 5: Solve for x
x = 191,747,558,009.51/372,549.84 - Step 6: Final answer
x = 514,689.68
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.