Finding the Fourth Proportional to 560,316.95, 773,233.81 and 318,599.53
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Solution
The fourth proportional to 560,316.95, 773,233.81 and 318,599.53 is: 439,665.32
Step by Step Solution
- Step 1: Write the proportion equation
560,316.95 : 773,233.81 = 318,599.53 : x - Step 2: Convert to fraction form
560,316.95/773,233.81 = 318,599.53/x - Step 3: Cross multiply
560,316.95x = 773,233.81 × 318,599.53 - Step 4: Simplify right side
560,316.95x = 246,351,928,446.11 - Step 5: Solve for x
x = 246,351,928,446.11/560,316.95 - Step 6: Final answer
x = 439,665.32
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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.