Finding the Fourth Proportional to 613,106.55, 846,160.70 and 371,382.03
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Solution
The fourth proportional to 613,106.55, 846,160.70 and 371,382.03 is: 512,551.82
Step by Step Solution
- Step 1: Write the proportion equation
613,106.55 : 846,160.70 = 371,382.03 : x - Step 2: Convert to fraction form
613,106.55/846,160.70 = 371,382.03/x - Step 3: Cross multiply
613,106.55x = 846,160.70 × 371,382.03 - Step 4: Simplify right side
613,106.55x = 314,248,876,615.31 - Step 5: Solve for x
x = 314,248,876,615.31/613,106.55 - Step 6: Final answer
x = 512,551.82
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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.