Finding the Fourth Proportional to 991,202.88, 1,367,833.40 and 583,328.75
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Solution
The fourth proportional to 991,202.88, 1,367,833.40 and 583,328.75 is: 804,978.03
Step by Step Solution
- Step 1: Write the proportion equation
991,202.88 : 1,367,833.40 = 583,328.75 : x - Step 2: Convert to fraction form
991,202.88/1,367,833.40 = 583,328.75/x - Step 3: Cross multiply
991,202.88x = 1,367,833.40 × 583,328.75 - Step 4: Simplify right side
991,202.88x = 797,896,537,674.44 - Step 5: Solve for x
x = 797,896,537,674.44/991,202.88 - Step 6: Final answer
x = 804,978.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.