Finding the Fourth Proportional to 942,478.38, 1,413,848.97 and 302,801.49
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Solution
The fourth proportional to 942,478.38, 1,413,848.97 and 302,801.49 is: 454,244.45
Step by Step Solution
- Step 1: Write the proportion equation
942,478.38 : 1,413,848.97 = 302,801.49 : x - Step 2: Convert to fraction form
942,478.38/1,413,848.97 = 302,801.49/x - Step 3: Cross multiply
942,478.38x = 1,413,848.97 × 302,801.49 - Step 4: Simplify right side
942,478.38x = 428,115,574,750.97 - Step 5: Solve for x
x = 428,115,574,750.97/942,478.38 - Step 6: Final answer
x = 454,244.45
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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.