Finding the Fourth Proportional to 888,860.72, 1,225,352.76 and 633,769.52
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Solution
The fourth proportional to 888,860.72, 1,225,352.76 and 633,769.52 is: 873,692.82
Step by Step Solution
- Step 1: Write the proportion equation
888,860.72 : 1,225,352.76 = 633,769.52 : x - Step 2: Convert to fraction form
888,860.72/1,225,352.76 = 633,769.52/x - Step 3: Cross multiply
888,860.72x = 1,225,352.76 × 633,769.52 - Step 4: Simplify right side
888,860.72x = 776,591,230,535.88 - Step 5: Solve for x
x = 776,591,230,535.88/888,860.72 - Step 6: Final answer
x = 873,692.82
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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.