Finding the Fourth Proportional to 349,297.23, 481,748.21 and 234,541.29
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Solution
The fourth proportional to 349,297.23, 481,748.21 and 234,541.29 is: 323,477.65
Step by Step Solution
- Step 1: Write the proportion equation
349,297.23 : 481,748.21 = 234,541.29 : x - Step 2: Convert to fraction form
349,297.23/481,748.21 = 234,541.29/x - Step 3: Cross multiply
349,297.23x = 481,748.21 × 234,541.29 - Step 4: Simplify right side
349,297.23x = 112,989,845,455.88 - Step 5: Solve for x
x = 112,989,845,455.88/349,297.23 - Step 6: Final answer
x = 323,477.65
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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.