Finding the Fourth Proportional to 546,261.12, 753,779.52 and 331,453.44
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Solution
The fourth proportional to 546,261.12, 753,779.52 and 331,453.44 is: 457,368.84
Step by Step Solution
- Step 1: Write the proportion equation
546,261.12 : 753,779.52 = 331,453.44 : x - Step 2: Convert to fraction form
546,261.12/753,779.52 = 331,453.44/x - Step 3: Cross multiply
546,261.12x = 753,779.52 × 331,453.44 - Step 4: Simplify right side
546,261.12x = 249,842,814,905.55 - Step 5: Solve for x
x = 249,842,814,905.55/546,261.12 - Step 6: Final answer
x = 457,368.84
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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.