Finding the Fourth Proportional to 563,535.64, 777,758.97 and 348,745.06
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Solution
The fourth proportional to 563,535.64, 777,758.97 and 348,745.06 is: 481,317.56
Step by Step Solution
- Step 1: Write the proportion equation
563,535.64 : 777,758.97 = 348,745.06 : x - Step 2: Convert to fraction form
563,535.64/777,758.97 = 348,745.06/x - Step 3: Cross multiply
563,535.64x = 777,758.97 × 348,745.06 - Step 4: Simplify right side
563,535.64x = 271,239,598,658.19 - Step 5: Solve for x
x = 271,239,598,658.19/563,535.64 - Step 6: Final answer
x = 481,317.56
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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.