Finding the Fourth Proportional to 742,949.05, 1,025,211.62 and 437,036.96
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Solution
The fourth proportional to 742,949.05, 1,025,211.62 and 437,036.96 is: 603,076.85
Step by Step Solution
- Step 1: Write the proportion equation
742,949.05 : 1,025,211.62 = 437,036.96 : x - Step 2: Convert to fraction form
742,949.05/1,025,211.62 = 437,036.96/x - Step 3: Cross multiply
742,949.05x = 1,025,211.62 × 437,036.96 - Step 4: Simplify right side
742,949.05x = 448,055,369,761.48 - Step 5: Solve for x
x = 448,055,369,761.48/742,949.05 - Step 6: Final answer
x = 603,076.85
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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.