Finding the Fourth Proportional to 791,193.12, 1,184,821.38 and 553,422.48
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Solution
The fourth proportional to 791,193.12, 1,184,821.38 and 553,422.48 is: 828,756.94
Step by Step Solution
- Step 1: Write the proportion equation
791,193.12 : 1,184,821.38 = 553,422.48 : x - Step 2: Convert to fraction form
791,193.12/1,184,821.38 = 553,422.48/x - Step 3: Cross multiply
791,193.12x = 1,184,821.38 × 553,422.48 - Step 4: Simplify right side
791,193.12x = 655,706,786,476.62 - Step 5: Solve for x
x = 655,706,786,476.62/791,193.12 - Step 6: Final answer
x = 828,756.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.