Finding the Fourth Proportional to 533,203.54, 731,904.16 and 471,420.79
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Solution
The fourth proportional to 533,203.54, 731,904.16 and 471,420.79 is: 647,097.80
Step by Step Solution
- Step 1: Write the proportion equation
533,203.54 : 731,904.16 = 471,420.79 : x - Step 2: Convert to fraction form
533,203.54/731,904.16 = 471,420.79/x - Step 3: Cross multiply
533,203.54x = 731,904.16 × 471,420.79 - Step 4: Simplify right side
533,203.54x = 345,034,837,311.49 - Step 5: Solve for x
x = 345,034,837,311.49/533,203.54 - Step 6: Final answer
x = 647,097.80
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.