Finding the Fourth Proportional to 946,203.05, 1,305,748.76 and 538,304.00
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Solution
The fourth proportional to 946,203.05, 1,305,748.76 and 538,304.00 is: 742,852.99
Step by Step Solution
- Step 1: Write the proportion equation
946,203.05 : 1,305,748.76 = 538,304.00 : x - Step 2: Convert to fraction form
946,203.05/1,305,748.76 = 538,304.00/x - Step 3: Cross multiply
946,203.05x = 1,305,748.76 × 538,304.00 - Step 4: Simplify right side
946,203.05x = 702,889,771,282.78 - Step 5: Solve for x
x = 702,889,771,282.78/946,203.05 - Step 6: Final answer
x = 742,852.99
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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.