Finding the Fourth Proportional to 563,537.64, 777,761.73 and 348,747.06
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Solution
The fourth proportional to 563,537.64, 777,761.73 and 348,747.06 is: 481,320.32
Step by Step Solution
- Step 1: Write the proportion equation
563,537.64 : 777,761.73 = 348,747.06 : x - Step 2: Convert to fraction form
563,537.64/777,761.73 = 348,747.06/x - Step 3: Cross multiply
563,537.64x = 777,761.73 × 348,747.06 - Step 4: Simplify right side
563,537.64x = 271,242,116,718.01 - Step 5: Solve for x
x = 271,242,116,718.01/563,537.64 - Step 6: Final answer
x = 481,320.32
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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.