Finding the Fourth Proportional to 533,148.24, 735,744.58 and 291,431.82
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Solution
The fourth proportional to 533,148.24, 735,744.58 and 291,431.82 is: 402,175.92
Step by Step Solution
- Step 1: Write the proportion equation
533,148.24 : 735,744.58 = 291,431.82 : x - Step 2: Convert to fraction form
533,148.24/735,744.58 = 291,431.82/x - Step 3: Cross multiply
533,148.24x = 735,744.58 × 291,431.82 - Step 4: Simplify right side
533,148.24x = 214,419,382,004.54 - Step 5: Solve for x
x = 214,419,382,004.54/533,148.24 - Step 6: Final answer
x = 402,175.92
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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.