Finding the Fourth Proportional to 916,779.00, 1,265,235.09 and 534,928.80
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Solution
The fourth proportional to 916,779.00, 1,265,235.09 and 534,928.80 is: 738,248.46
Step by Step Solution
- Step 1: Write the proportion equation
916,779.00 : 1,265,235.09 = 534,928.80 : x - Step 2: Convert to fraction form
916,779.00/1,265,235.09 = 534,928.80/x - Step 3: Cross multiply
916,779.00x = 1,265,235.09 × 534,928.80 - Step 4: Simplify right side
916,779.00x = 676,810,691,150.24 - Step 5: Solve for x
x = 676,810,691,150.24/916,779.00 - Step 6: Final answer
x = 738,248.46
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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.