Finding the Fourth Proportional to 533,704.77, 736,779.11 and 307,306.53
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Solution
The fourth proportional to 533,704.77, 736,779.11 and 307,306.53 is: 424,236.47
Step by Step Solution
- Step 1: Write the proportion equation
533,704.77 : 736,779.11 = 307,306.53 : x - Step 2: Convert to fraction form
533,704.77/736,779.11 = 307,306.53/x - Step 3: Cross multiply
533,704.77x = 736,779.11 × 307,306.53 - Step 4: Simplify right side
533,704.77x = 226,417,030,134.06 - Step 5: Solve for x
x = 226,417,030,134.06/533,704.77 - Step 6: Final answer
x = 424,236.47
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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.